[gmx-users] Why so many energy minimization and position restrained simulation steps?
Mark.Abraham at anu.edu.au
Tue Nov 20 09:17:15 CET 2007
Peggy Yao wrote:
> I am new to Gromacs. I am following this tutorial:
> http://www.nmr.chem.uu.nl/~abonvin/tutorials/MD-Data/index.html. My
> question is: why it has multiple steps of energy minimization and
> position restrained simulation? Is that a common practice? What's the
> key difference among these steps?
There's some hints for general reasons for EM and PR here.
To find the particular reasons, look at the differences in the .mdp
files using the Unix utility program "diff", and interpret in the
context of GROMACS manual section 7.3.
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