'Sequence' object has no attribute 'structure'

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Windows-10-10.0.19041
ChimeraX Version: 1.1 (2020-09-09 22:22:27 UTC)
Description
(Describe the actions that caused this problem to occur here)

Log:
Startup Messages  
---  
warning | Your computer has Intel graphics driver 8190 with a known bug that
causes all Qt user interface panels to be blank. ChimeraX can partially fix
this but may make some panel titlebars and edges black. Hopefully newer Intel
graphics drivers will fix this.  
  
UCSF ChimeraX version: 1.1 (2020-09-09)  
© 2016-2020 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open 7kkj

Summary of feedback from opening 7kkj fetched from pdb  
---  
notes | Fetching compressed mmCIF 7kkj from
http://files.rcsb.org/download/7kkj.cif  
Fetching CCD SO4 from http://ligand-expo.rcsb.org/reports/S/SO4/SO4.cif  
Fetching CCD CL from http://ligand-expo.rcsb.org/reports/C/CL/CL.cif  
  
7kkj title:  
Structure of anti-SARS-CoV-2 Spike nanobody mNb6 [more info...]  
  
Chain information for 7kkj #1  
---  
Chain | Description  
A C | Synthetic nanobody mNb6  
  
Non-standard residues in 7kkj #1  
---  
CL — chloride ion  
SO4 — sulfate ion  
  
7kkj mmCIF Assemblies  
---  
1| author_defined_assembly  
2| author_defined_assembly  
  

> select /A:1-118

1762 atoms, 1781 bonds, 118 residues, 1 model selected  

> select /C:1-119

1769 atoms, 1788 bonds, 119 residues, 1 model selected  

> select :CL

1 atom, 1 residue, 1 model selected  

> select :CL

1 atom, 1 residue, 1 model selected  

> show sel atoms

> select :SO4

20 atoms, 16 bonds, 4 residues, 1 model selected  

> sym #1 assembly 1

> view

> sym #1 assembly 2

> view

> sym #1 assembly 1

> view

> sym #1 assembly 1

> view

> sym #1 assembly 2

> view

> sym #1 assembly 1

> view

> sym #1 assembly 1

> view

> sym #1 assembly 1

> view

> sym #1 assembly 1

> view

> sym #1 assembly 2

> view

> sym #1 assembly 1

> view

> select #12

1842 atoms, 1793 bonds, 186 residues, 1 model selected  

> close

> open 7kkj format mmcif fromDatabase pdb

7kkj title:  
Structure of anti-SARS-CoV-2 Spike nanobody mNb6 [more info...]  
  
Chain information for 7kkj #1  
---  
Chain | Description  
A C | Synthetic nanobody mNb6  
  
Non-standard residues in 7kkj #1  
---  
CL — chloride ion  
SO4 — sulfate ion  
  
7kkj mmCIF Assemblies  
---  
1| author_defined_assembly  
2| author_defined_assembly  
  

> select :CL

1 atom, 1 residue, 1 model selected  

> show sel atoms

> sym #1 assembly 1

> view

> close #2

> show #1 models

> hide sel atoms

> show sel atoms

> select /C:72

24 atoms, 23 bonds, 1 residue, 1 model selected  

> select /C:71

11 atoms, 10 bonds, 1 residue, 1 model selected  

> select clear

> show atoms

> hide cartoons

> style sphere

Changed 3683 atom styles  

> style ball

Changed 3683 atom styles  

> style sphere

Changed 3683 atom styles  

> lighting soft

> lighting full

> lighting soft

> hide atoms

> show cartoons

> lighting simple

> lighting soft

> lighting simple

> lighting full

> lighting simple

> select #1

3683 atoms, 3585 bonds, 373 residues, 1 model selected  

> select /A:1-118

1762 atoms, 1781 bonds, 118 residues, 1 model selected  

> select /C:1-119

1769 atoms, 1788 bonds, 119 residues, 1 model selected  

> select /A:1-118

1762 atoms, 1781 bonds, 118 residues, 1 model selected  

> select /C:80

21 atoms, 21 bonds, 1 residue, 1 model selected  

> select /A:70

19 atoms, 18 bonds, 1 residue, 1 model selected  

> select up

100 atoms, 100 bonds, 6 residues, 1 model selected  

> select up

1842 atoms, 1793 bonds, 186 residues, 1 model selected  

> select down

100 atoms, 100 bonds, 6 residues, 1 model selected  

> select up

1842 atoms, 1793 bonds, 186 residues, 1 model selected  

> select up

3683 atoms, 3585 bonds, 373 residues, 1 model selected  

> select down

1842 atoms, 1793 bonds, 186 residues, 1 model selected  

> select down

100 atoms, 100 bonds, 6 residues, 1 model selected  

> select up

1842 atoms, 1793 bonds, 186 residues, 1 model selected  

> show sel atoms

> hide sel cartoons

> select /C:80

21 atoms, 21 bonds, 1 residue, 1 model selected  

> select up

104 atoms, 104 bonds, 6 residues, 1 model selected  

> color sel yellow

> color sel bychain

> select clear

> color bychain

> color byhetero

> style stick

Changed 3683 atom styles  

> rainbow

> hide atoms

> show cartoons

> preset "initial styles" "original look"

Preset implemented in Python; no expansion to individual ChimeraX commands
available.  

> preset cartoons/nucleotides cylinders/stubs

Changed 0 atom styles  
Preset expands to these ChimeraX commands:

    
    
    show nucleic
    hide protein|solvent|H
    surf hide
    style (protein|nucleic|solvent) & @@draw_mode=0 stick
    cartoon
    cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20
    cartoon style ~(nucleic|strand) x round
    cartoon style (nucleic|strand) x rect
    cartoon style protein modeh tube rad 2 sides 24 thick 0.6
    cartoon style nucleic x round width 1.6 thick 1.6
    nucleotides stubs

  

> preset "initial styles" "original look"

Preset implemented in Python; no expansion to individual ChimeraX commands
available.  

> show surfaces

> lighting soft

> lighting simple

> lighting soft

> hide cartoons

> coulombic

Atoms with non-standard names found in standard residues: /A CYS 96 HG and /A
CYS 22 HG. Try deleting all hydrogens first.  

> delete H

> coulombic

The following heavy (non-hydrogen) atoms are missing, which may result in
inaccurate electrostatics: /C SER 119 OG  

> mlp

Map values for surface "7kkj_A SES surface": minimum -26.2, mean -6.038,
maximum 19.75  
Map values for surface "7kkj_C SES surface": minimum -25.35, mean -5.999,
maximum 20.09  

> open "C:/Users/FAH5641/OneDrive - Takeda/My Documents/Projects/OX2R/TAK-925
> paper/OX2R_TAK925.pdb"

Summary of feedback from opening C:/Users/FAH5641/OneDrive - Takeda/My
Documents/Projects/OX2R/TAK-925 paper/OX2R_TAK925.pdb  
---  
warnings | Start residue of secondary structure not found: HELIX 1 1 VAL A 56
TRP A 80 1 25  
Start residue of secondary structure not found: HELIX 2 2 VAL A 88 ILE A 116 1
29  
Start residue of secondary structure not found: HELIX 3 3 GLN A 124 ILE A 156
1 33  
Start residue of secondary structure not found: HELIX 4 4 ALA A 166 ILE A 182
1 17  
Start residue of secondary structure not found: HELIX 5 5 ILE A 185 ILE A 189
5 5  
25 messages similar to the above omitted  
Cannot find LINK/SSBOND residue CYS (127 )  
  
Chain information for OX2R_TAK925.pdb #2  
---  
Chain | Description  
A | No description available  
B | No description available  
E | No description available  
G | No description available  
R | No description available  
  

> select #2

17005 atoms, 17186 bonds, 12 pseudobonds, 1116 residues, 2 models selected  

> ~select #2

Nothing selected  

> hide #!1 models

> mlp #!2

Map values for surface "OX2R_TAK925.pdb_R SES surface": minimum -27.2, mean
2.718, maximum 25.09  
Map values for surface "OX2R_TAK925.pdb_A SES surface": minimum -28.81, mean
-4.054, maximum 22.81  
Map values for surface "OX2R_TAK925.pdb_B SES surface": minimum -26.82, mean
-4.701, maximum 24.24  
Map values for surface "OX2R_TAK925.pdb_G SES surface": minimum -23.23, mean
-1.369, maximum 22.64  
Map values for surface "OX2R_TAK925.pdb_E SES surface": minimum -25.49, mean
-5.742, maximum 24.91  

> hide #!2 atoms

> coulombic #!2

The following heavy (non-hydrogen) atoms are missing, which may result in
inaccurate electrostatics: OX2R_TAK925.pdb #2/G ASP 36 CG, OX2R_TAK925.pdb
#2/G ASP 36 OD2, OX2R_TAK925.pdb #2/G ASP 36 OD1, OX2R_TAK925.pdb #2/R MET 85
CG, OX2R_TAK925.pdb #2/R MET 85 CE, and 203 other atoms  

> lighting soft

> mlp #!2

Map values for surface "OX2R_TAK925.pdb_R SES surface": minimum -27.2, mean
2.718, maximum 25.09  
Map values for surface "OX2R_TAK925.pdb_A SES surface": minimum -28.81, mean
-4.054, maximum 22.81  
Map values for surface "OX2R_TAK925.pdb_B SES surface": minimum -26.82, mean
-4.701, maximum 24.24  
Map values for surface "OX2R_TAK925.pdb_G SES surface": minimum -23.23, mean
-1.369, maximum 22.64  
Map values for surface "OX2R_TAK925.pdb_E SES surface": minimum -25.49, mean
-5.742, maximum 24.91  

> show #!1 models

> hide #!2 models

> color bfactor #!1

1945 atoms, 373 residues, 2 surfaces, atom bfactor range 18.9 to 86.1  

> hide #!1 surfaces

> show #!1 cartoons

> select #1/C:95

12 atoms, 12 bonds, 1 residue, 1 model selected  

> select up

52 atoms, 53 bonds, 7 residues, 2 models selected  

> select up

971 atoms, 922 bonds, 187 residues, 2 models selected  

> mlp sel

Map values for surface "7kkj_C SES surface": minimum -25.35, mean -5.999,
maximum 20.09  

> select #1/A:90

8 atoms, 7 bonds, 1 residue, 1 model selected  

> select up

40 atoms, 40 bonds, 5 residues, 2 models selected  

> mlp sel

Map values for surface "7kkj_A SES surface": minimum -26.2, mean -6.038,
maximum 19.75  

> select clear

> mlp #!1

Map values for surface "7kkj_A SES surface": minimum -26.2, mean -6.038,
maximum 19.75  
Map values for surface "7kkj_C SES surface": minimum -25.35, mean -5.999,
maximum 20.09  

> color #!1 bychain

> hide #!1 surfaces

> mlp #!1

Map values for surface "7kkj_A SES surface": minimum -26.2, mean -6.038,
maximum 19.75  
Map values for surface "7kkj_C SES surface": minimum -25.35, mean -5.999,
maximum 20.09  

> color #!1 bychain

> select #1/A:44@CG

1 atom, 1 residue, 1 model selected  

> select up

9 atoms, 8 bonds, 1 residue, 2 models selected  

> select up

45 atoms, 45 bonds, 6 residues, 2 models selected  

> select up

974 atoms, 925 bonds, 186 residues, 2 models selected  

> mlp sel

Map values for surface "7kkj_A SES surface": minimum -26.2, mean -6.038,
maximum 19.75  

> ui tool show "Show Sequence Viewer"

> close #2

> select clear

> sequence chain /A /C

Alignment identifier is 1  

> hide sel surfaces

> select clear

> hide surfaces

> select /C:63

6 atoms, 5 bonds, 1 residue, 1 model selected  

> select up

30 atoms, 29 bonds, 4 residues, 2 models selected  

> select clear

> select /A:89

9 atoms, 8 bonds, 1 residue, 1 model selected  

> select up

40 atoms, 40 bonds, 5 residues, 2 models selected  

> select clear

> log metadata #1

Metadata for 7kkj #1  
---  
Title | Structure of anti-SARS-CoV-2 Spike nanobody mNb6  
Citation | Schoof, M., Faust, B., Saunders, R.A., Sangwan, S., Rezelj, V.,
Hoppe, N., Boone, M., Billesbolle, C.B., Puchades, C., Azumaya, C.M.,
Kratochvil, H.T., Zimanyi, M., Deshpande, I., Liang, J., Dickinson, S.,
Nguyen, H.C., Chio, C.M., Merz, G.E., Thompson, M.C., Diwanji, D., Schaefer,
K., Anand, A.A., Dobzinski, N., Zha, B.S., Simoneau, C.R., Leon, K., White,
K.M., Chio, U.S., Gupta, M., Jin, M., Li, F., Liu, Y., Zhang, K., Bulkley, D.,
Sun, M., Smith, A.M., Rizo, A.N., Moss, F., Brilot, A.F., Pourmal, S.,
Trenker, R., Pospiech, T., Gupta, S., Barsi-Rhyne, B., Belyy, V., Barile-Hill,
A.W., Nock, S., Liu, Y., Krogan, N.J., Ralston, C.Y., Swaney, D.L., Garcia-
Sastre, A., Ott, M., Vignuzzi, M., Walter, P., Manglik, A. (2020). An
ultrapotent synthetic nanobody neutralizes SARS-CoV-2 by stabilizing inactive
Spike. Science, 370, 1473-1479. PMID: 33154106. DOI: 10.1126/science.abe3255  
Non-standard residues | CL — chloride ion  
SO4 — sulfate ion  
Gene source | synthetic construct  
Experimental method | X-ray diffraction  
Resolution | 2.05Å  
  
> open 7kkj fromDatabase eds

Summary of feedback from opening 7kkj fetched from eds  
---  
note | Fetching map 7kkj from
http://www.ebi.ac.uk/pdbe/coordinates/files/7kkj.ccp4  
  
Opened 7kkj.ccp4, grid size 118,103,128, pixel 0.619,0.594,0.611, shown at
level 1.16, step 1, values float32  

> volume #2 level 0.7078

> volume #2 level 0.2995

> volume #2 level 0.3764

> hide cartoons

> show atoms

> color byhetero

> volume #2 color white

> volume showOutlineBox true

> volume #2 level 0.4652

> volume #2 level 0.548

> volume zone #2 nearAtoms #1

> volume showOutlineBox false

> ui tool show "Side View"

> lighting simple

> ui mousemode right clip

> ui mousemode right clip

> ui mousemode right clip

> ui mousemode right "clip rotate"

> ui mousemode right clip

> close

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\seqalign\alignment.py", line 619, in _mmap_mod_cb  
self.disassociate(self._sseq_to_chain[match_map.struct_seq], demotion=True)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\seqalign\alignment.py", line 380, in disassociate  
self.session.alignments.destroy_alignment(self)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\seqalign\manager.py", line 109, in destroy_alignment  
alignment._destroy()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\seqalign\alignment.py", line 587, in _destroy  
self._notify_observers(self.NOTE_DESTROYED, None)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\seqalign\alignment.py", line 636, in _notify_observers  
recipient.alignment_notification(note_name, note_data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\seq-
view\tool.py", line 464, in alignment_notification  
self.delete()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\seq-
view\tool.py", line 502, in delete  
ToolInstance.delete(self)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\tools.py", line 154, in delete  
self.session.ui.remove_tool(self)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\ui\gui.py",
line 321, in remove_tool  
self.main_window.remove_tool(tool_instance)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\ui\gui.py",
line 706, in remove_tool  
tw._destroy()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\ui\gui.py",
line 1974, in _destroy  
self.__toolkit.destroy()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-packages\chimerax\ui\gui.py",
line 2109, in destroy  
sbar.destroy()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\ui\statusbar.py", line 50, in destroy  
v.delete()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\graphics\opengl.py", line 390, in delete  
self.make_current()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\graphics\opengl.py", line 430, in make_current  
return self._opengl_context.make_current()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\graphics\opengl.py", line 128, in make_current  
qc = self._initialize_context()  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\graphics\opengl.py", line 149, in _initialize_context  
qc.setScreen(self._screen)  
RuntimeError: wrapped C/C++ object of type QScreen has been deleted  
  
Error processing trigger "modified":  
RuntimeError: wrapped C/C++ object of type QScreen has been deleted  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\graphics\opengl.py", line 149, in _initialize_context  
qc.setScreen(self._screen)  
  
See log for complete Python traceback.  
  

> open 7kkl

Summary of feedback from opening 7kkl fetched from pdb  
---  
notes | Fetching compressed mmCIF 7kkl from
http://files.rcsb.org/download/7kkl.cif  
Fetching CCD NAG from http://ligand-expo.rcsb.org/reports/N/NAG/NAG.cif  
  
7kkl title:  
SARS-CoV-2 Spike in complex with neutralizing nanobody mNb6 [more info...]  
  
Chain information for 7kkl #1  
---  
Chain | Description  
A C D | Spike glycoprotein  
B E F | Synthetic nanobody mNb6  
  
Non-standard residues in 7kkl #1  
---  
NAG — 2-acetamido-2-deoxy-beta-D-glucopyranose (N-acetyl-beta-D-glucosamine;
2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose;
2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE)  
  

> close #1

> open 7kkl

7kkl title:  
SARS-CoV-2 Spike in complex with neutralizing nanobody mNb6 [more info...]  
  
Chain information for 7kkl #1  
---  
Chain | Description  
A C D | Spike glycoprotein  
B E F | Synthetic nanobody mNb6  
  
Non-standard residues in 7kkl #1  
---  
NAG — 2-acetamido-2-deoxy-beta-D-glucopyranose (N-acetyl-beta-D-glucosamine;
2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose;
2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE)  
  

> select /B:19@HB3

1 atom, 1 residue, 1 model selected  

> select up

55 atoms, 52 bonds, 3 residues, 1 model selected  

> select up

384 atoms, 381 bonds, 30 residues, 1 model selected  

> select up

5256 atoms, 5313 bonds, 354 residues, 1 model selected  

> color sel yellow

> color /B,E,F gold

> select clear

> conference

Missing or invalid "action" argument: Expected one of 'host', 'join', or
'start'  

> set bgColor white

> graphics silhouettes true

> lighting soft

> save C:\ProgramData\ChimeraX\image3.png supersample 3

> save spike.png width 1500

> open 22910 eds

'22910' has no suffix  

> open 22910

'22910' has no suffix  

> open 22910 emdb

'22910' has no suffix  

> open 22910 emdb_us

'22910' has no suffix  

> open emd-22910 emdb_us

'emd-22910' has no suffix  

> open https://www.rbvi.ucsf.edu/chimerax/tutorials.html

Opened https://www.rbvi.ucsf.edu/chimerax/tutorials.html  
Downloading file emd_22910_trimmed.mrc  

> open "C:/Users/FAH5641/OneDrive - Takeda/Downloads/emd_22910_trimmed.mrc"

Opened emd_22910_trimmed.mrc, grid size 109,109,151, pixel 1.67,1.67,1.67,
shown at level 3.56, step 1, values float32  

> hide #!1 models

> show #!1 models

> show cartoons

> hide atoms

> open emd_22910 emdb_us

'emd_22910' has no suffix  

> open emd_22910

'emd_22910' has no suffix  

> volume #2 level 2.436

> open 6vxx

Summary of feedback from opening 6vxx fetched from pdb  
---  
note | Fetching compressed mmCIF 6vxx from
http://files.rcsb.org/download/6vxx.cif  
  
6vxx title:  
Structure of the SARS-CoV-2 spike glycoprotein (closed state) [more info...]  
  
Chain information for 6vxx #3  
---  
Chain | Description  
A B C | Spike glycoprotein  
  
Non-standard residues in 6vxx #3  
---  
NAG — 2-acetamido-2-deoxy-beta-D-glucopyranose (N-acetyl-beta-D-glucosamine;
2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose;
2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE)  
  

> hide #!1 models

> hide #!3 cartoons

> show #!3 atoms

> style #!3 sphere

Changed 23694 atom styles  

> ui mousemode right "translate selected models"

> select #3/B:646@NH2

1 atom, 1 residue, 1 model selected  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  

> lighting simple

> set bgColor black

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  
Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\core\triggerset.py", line 130, in invoke  
return self._func(self._name, data)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\alignment_headers\rmsd.py", line 202, in _atomic_changes_cb  
if chain.structure in changes.modified_structures():  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 39, in _getattr_  
return look_in_class._attr_registration.get_attr(attr_name)  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
Error processing trigger "changes":  
AttributeError: 'Sequence' object has no attribute 'structure'  
  
File "C:\Program Files\ChimeraX 1.1\bin\lib\site-
packages\chimerax\atomic\attr_registration.py", line 69, in get_attr  
raise AttributeError("'%s' object has no attribute '%s'" %
(self.class_.__name__, attr_name)) from None  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 - Build 27.20.100.8190
OpenGL renderer: Intel(R) UHD Graphics
OpenGL vendor: Intel
Manufacturer: LENOVO
Model: 20UAS86401
OS: Microsoft Windows 10 Enterprise (Build 19042)
Memory: 8,295,112,704
MaxProcessMemory: 137,438,953,344
CPU: 8 Intel(R) Core(TM) i5-10310U CPU @ 1.70GHz"
PyQt version: 5.12.3
Compiled Qt version: 5.12.4
Runtime Qt version: 5.12.9
Installed Packages:
    alabaster: 0.7.12
    appdirs: 1.4.4
    Babel: 2.8.0
    backcall: 0.2.0
    blockdiag: 2.0.1
    certifi: 2020.6.20
    chardet: 3.0.4
    ChimeraX-AddH: 2.1.1
    ChimeraX-AlignmentAlgorithms: 2.0
    ChimeraX-AlignmentHdrs: 3.2
    ChimeraX-AlignmentMatrices: 2.0
    ChimeraX-Alignments: 2.1
    ChimeraX-Arrays: 1.0
    ChimeraX-Atomic: 1.6.1
    ChimeraX-AtomSearch: 2.0
    ChimeraX-AxesPlanes: 2.0
    ChimeraX-BasicActions: 1.1
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 1.0.1
    ChimeraX-BondRot: 2.0
    ChimeraX-BugReporter: 1.0
    ChimeraX-BuildStructure: 2.0
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.0
    ChimeraX-ButtonPanel: 1.0
    ChimeraX-CageBuilder: 1.0
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.1
    ChimeraX-ChemGroup: 2.0
    ChimeraX-Clashes: 2.0
    ChimeraX-ColorActions: 1.0
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-CommandLine: 1.1.3
    ChimeraX-ConnectStructure: 2.0
    ChimeraX-Contacts: 1.0
    ChimeraX-Core: 1.1
    ChimeraX-CoreFormats: 1.0
    ChimeraX-coulombic: 1.0.1
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-DataFormats: 1.0
    ChimeraX-Dicom: 1.0
    ChimeraX-DistMonitor: 1.1
    ChimeraX-DistUI: 1.0
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ExperimentalCommands: 1.0
    ChimeraX-FileHistory: 1.0
    ChimeraX-FunctionKey: 1.0
    ChimeraX-Geometry: 1.1
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.0
    ChimeraX-Hbonds: 2.0
    ChimeraX-Help: 1.0
    ChimeraX-HKCage: 1.0
    ChimeraX-IHM: 1.0
    ChimeraX-ImageFormats: 1.0
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0
    ChimeraX-Label: 1.0
    ChimeraX-ListInfo: 1.0
    ChimeraX-Log: 1.1.1
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Map: 1.0.1
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0
    ChimeraX-MapFilter: 2.0
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.0
    ChimeraX-Markers: 1.0
    ChimeraX-Mask: 1.0
    ChimeraX-MatchMaker: 1.1
    ChimeraX-MDcrds: 2.0
    ChimeraX-MedicalToolbar: 1.0.1
    ChimeraX-Meeting: 1.0
    ChimeraX-MLP: 1.0
    ChimeraX-mmCIF: 2.2
    ChimeraX-MMTF: 2.0
    ChimeraX-Modeller: 1.0
    ChimeraX-ModelPanel: 1.0
    ChimeraX-ModelSeries: 1.0
    ChimeraX-Mol2: 2.0
    ChimeraX-Morph: 1.0
    ChimeraX-MouseModes: 1.0
    ChimeraX-Movie: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nucleotides: 2.0
    ChimeraX-OpenCommand: 1.2.1
    ChimeraX-PDB: 2.1
    ChimeraX-PDBBio: 1.0
    ChimeraX-PickBlobs: 1.0
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.0
    ChimeraX-PubChem: 2.0
    ChimeraX-Read-Pbonds: 1.0
    ChimeraX-Registration: 1.1
    ChimeraX-RemoteControl: 1.0
    ChimeraX-ResidueFit: 1.0
    ChimeraX-RestServer: 1.0
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 2.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.2
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0
    ChimeraX-SeqView: 2.2
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0
    ChimeraX-Shortcuts: 1.0
    ChimeraX-ShowAttr: 1.0
    ChimeraX-ShowSequences: 1.0
    ChimeraX-SideView: 1.0
    ChimeraX-Smiles: 2.0
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.0.4
    ChimeraX-STL: 1.0
    ChimeraX-Storm: 1.0
    ChimeraX-Struts: 1.0
    ChimeraX-Surface: 1.0
    ChimeraX-SwapAA: 2.0
    ChimeraX-SwapRes: 2.0
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.0
    ChimeraX-ToolshedUtils: 1.0
    ChimeraX-Tug: 1.0
    ChimeraX-UI: 1.2.3
    ChimeraX-uniprot: 2.0
    ChimeraX-ViewDockX: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0
    ChimeraX-WebServices: 1.0
    ChimeraX-Zone: 1.0
    colorama: 0.4.3
    comtypes: 1.1.7
    cxservices: 1.0
    cycler: 0.10.0
    Cython: 0.29.20
    decorator: 4.4.2
    distlib: 0.3.1
    docutils: 0.16
    filelock: 3.0.12
    funcparserlib: 0.3.6
    gdcm: 2.8.8
    grako: 3.16.5
    h5py: 2.10.0
    html2text: 2020.1.16
    idna: 2.10
    ihm: 0.16
    imagecodecs: 2020.5.30
    imagecodecs-lite: 2020.1.31
    imagesize: 1.2.0
    ipykernel: 5.3.0
    ipython: 7.15.0
    ipython-genutils: 0.2.0
    jedi: 0.17.2
    Jinja2: 2.11.2
    jupyter-client: 6.1.3
    jupyter-core: 4.6.3
    kiwisolver: 1.2.0
    line-profiler: 2.1.2
    lxml: 4.5.1
    MarkupSafe: 1.1.1
    matplotlib: 3.2.1
    msgpack: 1.0.0
    netifaces: 0.10.9
    networkx: 2.4
    numexpr: 2.7.1
    numpy: 1.18.5+mkl
    numpydoc: 1.0.0
    openvr: 1.12.501
    packaging: 20.4
    parso: 0.7.1
    pickleshare: 0.7.5
    Pillow: 7.1.2
    pip: 20.2.2
    pkginfo: 1.5.0.1
    prompt-toolkit: 3.0.7
    psutil: 5.7.0
    pycollada: 0.7.1
    pydicom: 2.0.0
    Pygments: 2.6.1
    PyOpenGL: 3.1.5
    PyOpenGL-accelerate: 3.1.5
    pyparsing: 2.4.7
    PyQt5-commercial: 5.12.3
    PyQt5-sip: 4.19.19
    PyQtWebEngine-commercial: 5.12.1
    python-dateutil: 2.8.1
    pytz: 2020.1
    pywin32: 228
    pyzmq: 19.0.2
    qtconsole: 4.7.4
    QtPy: 1.9.0
    RandomWords: 0.3.0
    requests: 2.24.0
    scipy: 1.4.1
    setuptools: 49.4.0
    sfftk-rw: 0.6.6.dev0
    six: 1.15.0
    snowballstemmer: 2.0.0
    sortedcontainers: 2.2.2
    Sphinx: 3.1.1
    sphinxcontrib-applehelp: 1.0.2
    sphinxcontrib-blockdiag: 2.0.0
    sphinxcontrib-devhelp: 1.0.2
    sphinxcontrib-htmlhelp: 1.0.3
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 1.0.3
    sphinxcontrib-serializinghtml: 1.1.4
    suds-jurko: 0.6
    tables: 3.6.1
    tifffile: 2020.6.3
    tinyarray: 1.2.2
    tornado: 6.0.4
    traitlets: 5.0.4
    urllib3: 1.25.10
    wcwidth: 0.2.5
    webcolors: 1.11.1
    wheel: 0.34.2
    WMI: 1.5.1