[Chimera-users] Fwd: [chimerax-users] relative position of a marker

C.J. biocjh at gmail.com
Wed May 25 14:40:12 PDT 2022

Thank you both Tom and Elaine.
I just test the command but it doesn't work. See attached picture.

Elaine Meng <meng at cgl.ucsf.edu> 于2022年5月25日周三 11:45写道:

> Hi Jianhao,
> It depends what you mean by relative position.  If you mean distance, one
> way would be to place a marker at the map center and then measure distance
> between it and the marker you already have.
> You can place a marker at map center with "measure center" and the "mark
> true" option:
> <https://rbvi.ucsf.edu/chimerax/docs/user/commands/measure.html#center>
> ....or at specific coordinates such as 0,0,0 with "marker" and the
> "position" keyword to specify a point:
> <https://rbvi.ucsf.edu/chimerax/docs/user/commands/marker.html#create>
> Then you can select the two markers (same as atoms) with Ctrl-click,
> Shift-Ctrl-click and then use command "distance sel":
> <https://rbvi.ucsf.edu/chimerax/docs/user/commands/distance.html>
> Or regardless of whether you wanted to measure any distances, you can save
> the marker(s) to file and just look at the file with a text-editor to see
> what its coordinates are:
> <https://rbvi.ucsf.edu/chimerax/docs/user/markers.html>
> I hope this helps,
> Elaine
> -----
> Elaine C. Meng, Ph.D.
> UCSF Chimera(X) team
> Department of Pharmaceutical Chemistry
> University of California, San Francisco
> > On May 25, 2022, at 7:54 AM, C.J. via ChimeraX-users <
> chimerax-users at cgl.ucsf.edu> wrote:
> >
> > Hi,
> > I place a marker in a cryoEM map with "Volume Tracer" tool. How can I
> know the relative position of the marker to the origin or center of the
> map? Thank you!
> > Best,
> > Jianhao
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.rbvi.ucsf.edu/pipermail/chimera-users/attachments/20220525/6acb4bed/attachment.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: Untitled.png
Type: image/png
Size: 54687 bytes
Desc: not available
URL: <http://www.rbvi.ucsf.edu/pipermail/chimera-users/attachments/20220525/6acb4bed/attachment.png>

More information about the Chimera-users mailing list