Re: [gmx-users] MD run end abnormally

2006-07-01 Thread Mark Abraham
> Hi: > > I install GMX FFTW MPI in my own folders. And then i used a begin > structure which performed well at other computers to test the GMX > programme. > > What is strange to me is that the job can run well at begginning time but > after a while the CPU was not still busy, and the output file

[gmx-users] MD run end abnormally

2006-07-01 Thread 主月 :)
Hi:   I install GMX FFTW MPI in my own folders. And then i used a begin structure which performed well at other computers to test the GMX programme.   What is strange to me is that the job can run well at begginning time but after a while the CPU was not still busy, and the output

RE: [gmx-users] Van der Waals: switch attractive term off

2006-07-01 Thread Mark Abraham
> Do you really want to remove the 1/r^6 term? > Or do you want to make the force zero after the LJ minimum? > In the second case you will have to use user defined tables. > The manual explains how to do this. > > Berk. Ooops, previously in the thread I attributed this to Erik. Sorry Berk. Mark

Re: [gmx-users] Co-ordinates of atoms.

2006-07-01 Thread Mark Abraham
> Dear users, I want to use another viewing software for my output file. Can > I > get my co-ordinates in a txt file from gromacs? I think the manual only > gives the option of writing the co-ordiantes to a traj.trr file which > cannot > be opened by any text editors. Can I see these values of my c

Re: [gmx-users] atom radius.

2006-07-01 Thread Mark Abraham
> Dear users, Is there any way by which i can give a radius to my atoms. Are > point particles the only option? I am using a user defined potential where > i > wish to give the atoms a radius, a definite volume. This would only make sense if the potential for an atom was dependent on the volumes o

[gmx-users] Co-ordinates of atoms.

2006-07-01 Thread karamyog singh
Dear users, I want to use another viewing software for my output file. Can I get my co-ordinates in a txt file from gromacs? I think the manual only gives the option of writing the co-ordiantes to a traj.trr file which cannot be opened by any text editors. Can I see these values of my co-ordinates

[gmx-users] atom radius.

2006-07-01 Thread karamyog singh
Dear users, Is there any way by which i can give a radius to my atoms. Are point particles the only option? I am using a user defined potential where i wish to give the atoms a radius, a definite volume. Thanks in advance, Karamyog, Undergraduate student, IIT kharagpur. __

Re: [gmx-users] Van der Waals: switch attractive term off

2006-07-01 Thread Mark Abraham
> It seems that you can modify the following line in the function > *mk_nbfp() in force.c and achieve what you want. > > C6(nbfp,atnr,i,j) = idef->iparams[k].lj.c6; (it is in line 117 > of force.c in version 3.3) > > and change it to > > C6(nbfp,atnr,i,j) = 0; > > This will

Re: [gmx-users] Scripting Analysis tools in tcsh

2006-07-01 Thread Mark Abraham
> Hello GMX users, > > (this may be more of a tcsh question, but here goes anyway). > > I'm trying to write a script to go through some trajectories and calculate hbonding. It looks like this: While it is possible to do these things, it's rarely worth going to contortions with "here documents" wh