[gmx-users] RMSD with Vsite vs No Vsites
Mark.Abraham at anu.edu.au
Fri May 6 08:33:09 CEST 2011
On 6/05/2011 2:21 AM, Sikandar Mashayak wrote:
> As a test case, I did two simulations one the usual Protein in Water
> and other with Vsites at COM of each monomer but these Vsites dont
> interact with anyone else. I was expecting results of these two should
> match almost exactly, but when I compare the rmsd for Protein there
> seems to be discrepancy.
> I once again checked my Vsites definitions and set up, there doesnt
> seem to be any error in definition as per my understanding.
> Is there any other reason that may be causing the mismatch? Or I may
> have done something wrong in the setting up Vsites simulations.
GROMACS simulations are not intrinsically reproducible...
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