Re: [AMBER] Coordinate resetting (SHAKE) cannot be accomplished, deviation is too large NITTER, NIT, LL and J are 0 1 151

From: David A Case <david.case.rutgers.edu>
Date: Fri, 23 Feb 2018 08:18:05 -0500

On Fri, Feb 23, 2018, KRIPI TOMAR wrote:
>
> I am trying to simulate a DNA system with Amber16 sander.MPI ,it gives a
> problem in the equilibration .

Make sure that you have minimized the system well before running
equilibration. Try a sample simulation with nmropt=0: maybe the problem
is coming from your restraints.


> Keep DNA fixed with weak restraints
> 10.0

Just a note: this is actually a "strong" restraint.

....dac


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Received on Fri Feb 23 2018 - 05:30:04 PST
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