On 2004-11-16 (12:59) Miguel wrote: >Tim wrote: >>the residue numbers for this propeptide (file 3PBH) are 1P-62P; the >>rest of the protein starts at residue 1. note that the propiece >>residue numbers include the 'P'; this is not a chain designation. > >These are insertion codes. > <snip> > >RasMol/Chime does not handle them. > >For those who may be wanting to work with this kind of thing in Jmol >... > >Jmol handles insertion codes using a ^ caret syntax. The caret is >required to avoid ambiguity with a chain designation. So, in this >case the syntax to select the propeptide would be > >select 1^P-62^P > >And saying > >select 62 > >Would select only residue 62, not residue 62^P > ah, insertion codes. that explains it. and points for Jmol for handling them. :-) thanks, tim -- Timothy Driscoll molvisions - see, grasp, learn. <http://www.molvisions.com/> usa:north carolina:wake forest