[gmx-users] System coordinates not getting freezed

2014-04-20 Thread sukriti002
Hi everyone, My system contains one copper ion and one water molecule with no solvent. I considered complete system as one group and freezed the system. But the coordinates are not getting fixed. Also when i took the same mdp file with 2 copper ions instead of one cu and one water, the system was

Re: [gmx-users] System coordinates not getting freezed

2014-04-21 Thread Mark Abraham
You're just trying to measure a potential energy, so do it the right way and don't get involved wiht making mistakes trying to freeze atoms. See http://www.gromacs.org/Documentation/How-tos/Single-Point_Energy Mark On Mon, Apr 21, 2014 at 7:38 AM, sukriti002 wrote: > Hi everyone, > > My system