[gmx-users] How to let some atoms not move in some direction?

Erik Lindahl lindahl at stanford.edu
Wed Aug 21 19:53:44 CEST 2002

zpxu wrote:
> write them into posre.itp and define POSRE,
> or creat a frozen group?

Use a freeze group; you should find it covered in the manual, the mdp 
options webpage, and probably in the mailing list archive too (use the 
search facility).



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