Re: AMBER: problem:capping

From: David A. Case <case.scripps.edu>
Date: Sun, 13 Jan 2008 09:10:55 -0800

On Sun, Jan 13, 2008, jani sahil wrote:

> i am new to amber and i am facing a problem in capping the n terminal and c
> terminal residue of a protein about 329 residue long

Typical capping residues are ACE and NME. You will probably have to manually
edit your pdb file to assign the N atom (now in residue 1) to ACE and convert
one of the O atoms (now in residue 329) to NME. Then LEaP can build in the
missing atoms.

This is just a schematic set of instructions, since I don't know what your PDB
file looks like. Play around with this until you get what you want.

...dac

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Received on Wed Jan 16 2008 - 06:07:05 PST
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