Re: [AMBER] PLP- L Histidinal Phosphate parameters

From: David A Case <case.biomaps.rutgers.edu>
Date: Wed, 21 Aug 2013 09:14:00 -0400

On Tue, Aug 20, 2013, madhu malar wrote:
>
> I tried running Antechamber for generating the parameters for PLP-L Histidinal Phosphate.  I got the error mssg as
> "sqm -O -i sqm.in -o sqm.out" of bcc() in charge.c properly, exit". 
>
> Inside sqm.out, I found this mssg
> "QMMM: ERROR!
> QMMM: Unable to achieve self consistency to the tolerances specified
> QMMM: No convergence in SCF after   1000 steps.
> QMMM: E =  -0.6878E+06 DeltaE =   0.4388E+00 DeltaP =   0.3808E-01
> QMMM: Smallest DeltaE =   0.6336E-02 DeltaP =   0.3678E-01 Step =     76
>
> How could I fix this error? Thanks in advance for any suggestions.

Please see Note 6 in Section 5.2 of the AmberTools manual.

...dac


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Received on Wed Aug 21 2013 - 06:30:02 PDT
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