Re: [PyMOL] Selecting Negative Residues

[Buz B. <bu...@ma...>]

Hi  Warren,

Thanks! That did the trick.

All the best,

--Buz


On Aug 21, 2008, at 4:25 PM, DeLano Scientific wrote:

> Buz,
>
> This is something PyMOL didn't handle well until recently, but I  
> think you
> can now prefix the minus sign with a backslash in order to force  
> PyMOL to
> interpret the value numerically instead of as a range.
>
> # create some negative residue identifiers
>
> load $TUT/1hpv.pdb
> alter chain A, resi=int(resi)-200
> set seq_view
>
> # test selections
>
> indicate resi \-127
>
> indicate resi \-136-\-129
>
> A bit ugly, but it works!
>
> Cheers,
> Warren
>
>
> --
> DeLano Scientific LLC
> Subscriber Support Services
> mailto:su...@de...
>
>
> -----Original Message-----
> From: pym...@li...
> [mailto:pym...@li...] On Behalf Of Buz  
> Barstow
> Sent: Thursday, August 21, 2008 12:32 PM
> To: pym...@li...
> Subject: [PyMOL] Selecting Negative Residues
>
> Dear All,
>
> Does anyone know how to select residues with negative sequence  
> numbers in
> Pymol?
>
> I have a protein molecule with two residues with negative sequence  
> numbers
> (-2 and -1). When I issue the command:
>
> cmd.select('temp', 'resi -2 and name CA')
>
> Pymol selects the alpha carbons of residues -2 to +2.
>
> How can I tell Pymol that I don't want to select a range?
>
> Thanks, and all the best,
>
> --Buz
>
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