Re: [AMBER] planarity of Trp side chain and improper torsion term

From: case <case.biomaps.rutgers.edu>
Date: Sat, 30 Nov 2013 09:13:41 -0500

On Fri, Nov 29, 2013, Jorge Iulek wrote:

> Building improper torsion parameters.
> ** Warning: No sp2 improper torsion term for C*-CN-CB-CA
> atoms are: CG CE2 CD2 CE3
> ** Warning: No sp2 improper torsion term for NA-CA-CN-CB
> atoms are: NE1 CZ2 CE2 CD2
> ** Warning: No sp2 improper torsion term for C*-CN-CB-CA
> atoms are: CG CE2 CD2 CE3
> ** Warning: No sp2 improper torsion term for NA-CA-CN-CB
> atoms are: NE1 CZ2 CE2 CD2
> ** Warning: No sp2 improper torsion term for C*-CN-CB-CA
> atoms are: CG CE2 CD2 CE3
> ** Warning: No sp2 improper torsion term for NA-CA-CN-CB
> atoms are: NE1 CZ2 CE2 CD2
> ** Warning: No sp2 improper torsion term for CB-N*-CB-NC
> atoms are: C5 N9 C4 N3
> ** Warning: No sp2 improper torsion term for CA-NB-CB-CB
> atoms are: C6 N7 C5 C4
> total 1241 improper torsions applied

These messages are expected ones, and are not errors.

...dac


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Received on Sat Nov 30 2013 - 06:30:02 PST
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