Re: [AMBER] frcmod file error

From: David A Case <david.case.rutgers.edu>
Date: Wed, 19 Oct 2016 20:06:36 -0400

On Wed, Oct 19, 2016, Thakur, Abhishek wrote:
>
> > antechamber -i PLX4720.pdb -fi pdb -o PLX4720.mol2 -fo mol2 -c bcc -s 2
> But It was continuously giving me error

> ---Judge bond type for Residue 1 with ID of 1 and Name of GLU ---
>
> ---Judge bond type for Residue 2 with ID of 2 and Name of ASN ---
>
> Warning: the assigned bond types may be wrong, please :
> (1) double check the structure (the connectivity) and/or
> (2) adjust atom valence penalty parameters in APS.DAT, and/or
> (3) increase PSCUTOFF in define.h and recompile bondtype.c
> Be cautious, use a large value of PSCUTOFF (>100) will significantly increase the computation time

Note: antechamber is intended for *small molecules*, not for polypeptides or
proteins. Amber builds proteins in a completely different way: please see the
manual or tutorials.

[Scott: does acdoctor properly complain if a user tries to use a protein pdb
file?]

...good luck...dac


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Received on Wed Oct 19 2016 - 17:30:02 PDT
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