[AMBER] No torsion terms for N-Cg-Cg-Ng

From: sunita gupta <sunita.bio.gmail.com>
Date: Thu, 26 Sep 2013 12:38:32 +0530

Hello Everyone,

I am using Glycam_06 ff for parametrising four N-linked NAG attached to the
respective ASN residues. while making topology and coordinate files I am
getting following error and tleap fails to wite the .top and .crd files,
*"** No torsion terms for N-Cg-Cg-Ng
** No torsion terms for N-Cg-Cg-Ng
** No torsion terms for N-Cg-Cg-Ng
** No torsion terms for N-Cg-Cg-Ng
Building improper torsion parameters.
total 1868 improper torsions applied
Building H-Bond parameters.
Incorporating Non-Bonded adjustments.
Parameter file was not saved."
*whereas the .pdb is successfully made and seems fine after visualization.
I also checked "GLYCAM_06h.dat" file and could not find above torsion
paramater, rather "Ng-Cg-Cg-Ng" is present. what will be the possible
solution to this problem.

Thanks

-- 
-- 
SUNITA GUPTA
Senior Research Fellow
Bioinformatics Centre
Jawaharlal Nehru University
New Delhi- 110067
Email- sunita.bio.gmail.com
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Received on Thu Sep 26 2013 - 00:30:03 PDT
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