Re: [AMBER] how to generate a correlation matrix for both protein and substrate atoms

From: Daniel Roe <daniel.r.roe.gmail.com>
Date: Fri, 23 Sep 2011 07:40:38 -0400

Hi,

I think you should be able to specify the mask as '.CA,:SUB'.

-Dan

On Fri, Sep 23, 2011 at 1:08 AM, <sunxi.comcast.net> wrote:
>
>
>
> Normally I use the following input file for ptraj to generate the correlation matrix for all the C-alpha at oms:
>
>
>
> trajin mdcrd
> rms first .CA
> matrix correl name correlation .CA out correl-matrix
>
>
>
> Now I would like to generate a correlation matrix that contains all the C-alpha atoms as well as the atoms in the substrate (e.g., in the pdb file the name of the substrate is "SUB", the atom number of the substrate runs from 3000 to 3020). I want to know if there is a way of incorporating the information about atom type as well as atom number (or residue name) in the
>
> input file. I can specify the protein atoms by type (CA) and the substrate atoms by their atom numbers, and the problem is that how to combine both in the input file to produce a matrix that's for both?
>
>
>
> Thank you for your help
>
>
>
> SUN XI
>
> University of Tennessee, Knoxville
>
> Knoville, TN 37996
> _______________________________________________
> AMBER mailing list
> AMBER.ambermd.org
> http://lists.ambermd.org/mailman/listinfo/amber
>

_______________________________________________
AMBER mailing list
AMBER.ambermd.org
http://lists.ambermd.org/mailman/listinfo/amber
Received on Fri Sep 23 2011 - 05:00:04 PDT
Custom Search