Re: [AMBER] trouble finding vdW parameters for methanol

From: Carlos Simmerling <carlos.simmerling.gmail.com>
Date: Tue, 8 Feb 2022 11:50:28 -0500

you need to edit the file as DAC suggested, where your prepi, frcmod and
pdb all agree on atom names and atom types.

On Tue, Feb 8, 2022 at 11:48 AM Debarati DasGupta <
debarati_dasgupta.hotmail.com> wrote:

> http://amber.manchester.ac.uk/
>
> This is the database where I got the parameters from.
> Anyway I can remediate this?
> Thanks
> Debarati
>
>
>
>
>
> From: Carlos Simmerling<mailto:carlos.simmerling.gmail.com>
> Sent: Tuesday, February 8, 2022 11:04 AM
> To: AMBER Mailing List<mailto:amber.ambermd.org>
> Subject: Re: [AMBER] trouble finding vdW parameters for methanol
>
> one issue is that your prepi and frcmod don't have the same atom types
> defined for the H atoms (H1 in prepi vs HC in frcmod).
>
> On Tue, Feb 8, 2022 at 10:56 AM Debarati DasGupta <
> debarati_dasgupta.hotmail.com> wrote:
>
> > Please find parameters attached for methanol.
> >
> > Sincerely
> > Debarati
> >
> >
> > From: David A Case<mailto:david.case.rutgers.edu>
> > Sent: Monday, February 7, 2022 9:45 PM
> > To: AMBER Mailing List<mailto:amber.ambermd.org>
> > Subject: Re: [AMBER] trouble finding vdW parameters for methanol
> >
> > On Mon, Feb 07, 2022, Debarati DasGupta wrote:
> >
> > >Loading parameters: ./frcmod.meoh
> > >Loading Prep file: ./MOH.prepi
> > >
> > >1 of 9 atoms missing charges on atoms lines: methanol
> > (This looks like a warning your should consider.)
> >
> > >Loading PDB file: ./MOH.pdb
> >
> > Where did these three files come from? Are you sure that that residue
> and
> > atom names in MOH.pdb match exactly those in MOH.prepi? You may need to
> > post the contents of these files.
> >
> > ....dac
> >
> >
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Received on Tue Feb 08 2022 - 09:00:03 PST
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