[AMBER] restraining atoms

From: neville forlemu <neville_forlemu.yahoo.com>
Date: Thu, 22 Jan 2009 06:53:48 -0800 (PST)

I have a quick question about restraining atoms, during a minimization or md run using amber.
Lets say you have a homotetramer (subunits A,B,C,D).
In the pdb file each subunit the residues are number as follows
A1-A300, B1-B300 etc

During
a minimization, where I intend to only minimize the salts and water can
I restrain all the residues in the protein by specifying

res 1 1200

or should I differentiate the subunits like

res A1-A300 etc.

Thanks
Neville

--- On Thu, 1/22/09, Lake, Thomas <thomas.lake08.imperial.ac.uk> wrote:
From: Lake, Thomas <thomas.lake08.imperial.ac.uk>
Subject: [AMBER] (no subject)
To: amber.ambermd.org
Date: Thursday, January 22, 2009, 7:43 AM

I am trying to generate an average PDB structure, from a PDB containing
multiple structures. I think I need to use ptraj to do this, but am not
sure what to write in the input file. Can anyone help.

Thanks

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Received on Fri Jan 23 2009 - 01:21:34 PST
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