[gmx-users] Re: angle constrain, constrained PF6 anion

2011-02-17 Thread Vitaly Chaban
Hey, Gyorgy - The problem is definitely with the incorrectly defined constraints as I mentioned yesterday. You may find Chapter 5 of the gromacs manual useful to repair this. I hope to be able to look through your attached system on the weekend, if you don't locate the problem before yourself...

[gmx-users] Re: angle constrain, constrained PF6 anion

2011-02-16 Thread Vitaly Chaban
Hello, I got your files. However, the error is completely another than you mention and it occurs directly at the first time-step of the simulation. Inner product between old and new vector <= 0.0! constraint #1 atoms 1377 and 1381 Wrote pdb files with

[gmx-users] Re: angle constrain, constrained PF6 anion

2011-02-01 Thread Vitaly Chaban
Hey Gyorgy, Your current topology file(s) is(are) also important to analyze the situation and fix the problem. Pass my kind regards to Julia... Dr. Vitaly V. Chaban, Ph.D. Department of Chemistry University of Rochester Rochester, New York 14627-0216 The United States o