Re: [AMBER] vlimit exceeded for step

From: David A Case <case.biomaps.rutgers.edu>
Date: Mon, 23 Feb 2015 08:41:01 -0500

On Mon, Feb 23, 2015, Fatemeh Sadat Alavi wrote:
>
> I compared the starting structure and the minimized structure. I can see the
> the structure has changed slightly, and I think that there are no major
> problem.

Have you used "check" command in cpptraj to look for bad contacts?

> If I don't have good minimized structure, What do I do?

Minimize for more steps? What is the RMS of the force vector at the end of
the minimization?

>
> As I said before, I calculated MD (heating) with ntwx=1 ntpr=1 ntslim=100 ,I
> saw heat.mdcrd and complex_solvated.prmtop files by chimera software!

I'm not sure what this last sentence means. Do you still get the vlimit
error? Is it still at the first MD step?

...dac


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Received on Mon Feb 23 2015 - 06:00:08 PST
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