Re: [AMBER] Problems with constant pH calc Amber 11

From: Jason Swails <jason.swails.gmail.com>
Date: Sat, 23 Apr 2011 16:12:24 -0700

On Sat, Apr 23, 2011 at 3:22 PM, John Khan <johnkhan.verizon.net> wrote:

> I have been unsuccessful at setting up constant pH calculations with my
> protein. I am using Amber 11. I would greatly appreciate assistance with
> the following:
>
> 1) Review the steps below and let me know if my setup is OK (not sure
> whether all steps are necessary),
>
> 2) I am currently encountering the following error when attempting to
> perform STEP 5:
>
> At line 1359 of file _mdread.f (unit = 18, file = 'cpin_1')
>
> Fortran runtime error: Cannot match namelist object name 'residue:
>

This looks like a problem with your cpin file.


>
>
>
> The cpin_1 file is attached. I am hoping to resolve these issues so that I
> can live to see another sunrise.
>

I think you forgot to attach it.

Also, are you using AmberTools 1.5 or AmberTools1.4? AmberTools 1.5 uses
cpinutil.py instead of cpinutil.pl...

All the best,
Jason

-- 
Jason M. Swails
Quantum Theory Project,
University of Florida
Ph.D. Candidate
352-392-4032
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Received on Sat Apr 23 2011 - 16:30:03 PDT
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