Changes between Version 18 and Version 19 of HIVspikes


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Timestamp:
Oct 8, 2009, 2:12:18 PM (17 years ago)
Author:
meng
Comment:

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  • HIVspikes

    v18 v19  
    129129Instead of showing glycosylation consensus sites on the single sequence, you could use Matchmaker to superimpose HIV1 gp120 and glycosylated SIV gp120 and show the corresponding pairwise sequence alignment.  Regions that superimpose well are automatically highlighted with orange boxes, and consensus glycosylation sites could then be highlighted on both sequences.
    130130
    131 Say 1gc1 chain G (HIV gp120) is already open as model 0, 3fus (glycosylated SIV gp120) as model 1. You could focus on the SIV structure (e.g. focus #1) and show the glycosylation:
     131Say 1gc1 chain G (HIV gp120) is already open as model 0, 3fus (glycosylated SIV gp120) as model 1. You could focus on the SIV structure and show the glycosylation:
    132132
    133 alias glyco #1 & ~ protein; show glyco
     133focus #1
     134
     135alias glyco #1 & ~ protein
     136
     137show glyco
    134138
    135139Then discuss glycosylation. May want show attached Asn residues (disp #1:asn & glyco z<4) or fill sugar rings (fillring glyco).  Then superimpose the structures and show the pairwise sequence alignment:
     
    139143If the display is too busy, could hide the atoms at some point (~disp). 
    140144
    141 [[Image(pairmatch.png)]] [[Image(pairmatchglyco.png)]]
     145[[Image(pairmatchglyco.png)]] [[Image(pairmatch.png)]]
    142146
    143 The orange boxes on the sequence alignment are the parts used in the final fit and coincide with low values of the RMSD header, which in the pairwise case are simply CA-CA distances.  Clicking the orange region selects the corresponding parts of the structures.
     147The orange boxes on the sequence alignment are the parts used in the final fit iteration and coincide with low values of the RMSD header, which in the pairwise case collapses to CA-CA distance per alignment column.  Clicking the orange region selects the corresponding parts of the structures.
    144148
    145149[[Image(pairMAV1.png)]]
     
    149153[[Image(pairMAV2.png)]]
    150154
    151 Other things that could be done include selecting the consensus sites, showing mavRMSD as worm on one structure, etc.
     155Another possibility here is calculating percent ID (Tools... Percent Identity).
    152156
    153157== Cytoscape ==