On Tue, Sep 08, 2009, qiaoyan wrote:
> I use tleap to load apdb file into amber, everything is ok, but
> when I check the leap.log file, I found there was warning, my pdb
> file is a RNA,all the nucleotides are canoncial, I don't know
> what's wrong, please help me.
> ** Warning: No sp2 improper torsion term for NB-CA-CB-CB
> atoms are: N7 C6 C5 C4
> ** Warning: No sp2 improper torsion term for N*-CB-CB-NC
> atoms are: N9 C5 C4 N3
> ** Warning: No sp2 improper torsion term for NB-C-CB-CB
> atoms are: N7 C6 C5 C4
> ** Warning: No sp2 improper torsion term for N*-CB-CB-NC
> atoms are: N9 C5 C4 N3
These are just informative messages; there is no error.
...dac
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Received on Mon Sep 14 2009 - 13:34:27 PDT
