Re: [gmx-users] problem in reading parallel mdrun output

2006-07-20 Thread bharat v. adkar
Dear all, i'm sorry for confusion in last mail... i wrote that i did gmxcheck, and pasted results of gmxdump... here are results from gmxcheck Checking file traj.trr trn version: --- Program gmxcheck, VERSION 3.3.1 Source code file: ../.

RE: [gmx-users] RE: g_h2order

2006-07-20 Thread Junfang.Zhang
Many thanks, Dallas! J. Zhang -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Dallas B. Warren Sent: Friday, 21 July 2006 2:23 PM To: Discussion list for GROMACS users Subject: RE: [gmx-users] RE: g_h2order As implied by the manual entry for this analy

RE: [gmx-users] RE: g_h2order

2006-07-20 Thread Dallas B. Warren
As implied by the manual entry for this analysis tool, the mu ones are dipole moments. Catch ya, Dr. Dallas Warren Lecturer Department of Pharmaceutical Biology and Pharmacology Victorian College of Pharmacy, Monash University 381 Royal Parade, Parkville VIC 3010 [EMAIL PROTECTED] +61 3 9903 9524

[gmx-users] RE: g_h2order

2006-07-20 Thread Junfang.Zhang
Dear Gromacs users, When I use g_h2order -f traj.xtc -n index.ndx -s XXX.tpr -d Z -o order.xvg to analyze the orientation of water molecules with respect to the normal in Z direction, I found there are 5 columns in order.xvg. They are xaxis label "box (nm)" yaxis label "mu_x, mu_y, mu_z (

RE: [gmx-users] "DPC" not found in residue topology database

2006-07-20 Thread Dallas B. Warren
>I would start a dynamical study with DPC micelles and peptides, but the DPC is not >mentioned in topology database.I imported the dpc.itp file in /usr/local/gromacs/share/gromacs/top/ , > but this is not enough: in fact, when I start converting the pdb file, I find the error "DPC >not found in re

RE: [gmx-users] Bug ? PBC in g_dist

2006-07-20 Thread Dallas B. Warren
Solution may be to center the aggregates that are interacting into the center of the box, and for the entire trajectory too. But that doesn't work well if you have a lot of aggregates running around. Catch ya, Dr. Dallas Warren Lecturer Department of Pharmaceutical Biology and Pharmacology Victo

[gmx-users] generate topology file containing all parameters?

2006-07-20 Thread David Mobley
All, Is there any way to automatically generate a topology file containing all of the parameters that normally would come from the force field? For example, filling in each bond in the [ bonds ] section with explicit parameters that would instead usually come from the included force field file wh

[gmx-users] force field parameters/B state dihedrals

2006-07-20 Thread David Mobley
Dear all, I'm setting up some relative free energy calculations involving changing atom types, and I have a related question about topologies. In the dihedrals section, if my force field contains parameters for the dihedral states organized by bond type, these are automatically filled in when n

[gmx-users] Fwd: QMMM simulation

2006-07-20 Thread Pradip Kumar Biswas
Hi Amit, Begin forwarded message: From: [EMAIL PROTECTED] Date: July 20, 2006 5:03:34 PM EDT To: "Pradip Kumar Biswas" <[EMAIL PROTECTED]> Subject: QMMM simulation Dear Sir, While running mdrun for normal MD for the system at 300K, I am getting following error "ODIIS| Insufficient progress; res

[gmx-users] problem in reading parallel mdrun output

2006-07-20 Thread bharat v. adkar
Dear GMX users, Recently i installed gromacs-3.3.1 on IBM powerpc64 with mpi support. some of the details of the machines are as follows: --- hostname = cnode39 uname -m = ppc64 uname -r = 2.6.5-7.139-pseries64 uname -s = Linux /bin/arch= ppc64 ---

[gmx-users] ffgmxbon.itp ZN NR5 data

2006-07-20 Thread Antonio Sergio Kimus Braz
Hi for all ...Can somebody help me,? for make a bonded interaction betweenHIS an Zinc atom (in protein with HIS redisidues make bond with a Zn atom by its NE2 atoms) I need edit some files ../topfirst I need modify ffgmxbon.itp The references about FE NR5 is only example ..

Re: [gmx-users] atom names do not match

2006-07-20 Thread David van der Spoel
priyanka srivastava wrote: Dear Sir, thank you so much for your reply. I made the index.ndx file and ran grompp with the index file that I have made, but with no change and I still get the same mesg. I just hope I have understood your suggestion correctly. Which manual sorting are we talking abo

[gmx-users] Re: gmx-users Digest, Vol 27, Issue 64

2006-07-20 Thread pim schravendijk
On 7/20/06, [EMAIL PROTECTED] <[EMAIL PROTECTED] > wrote:From: priyanka srivastava < [EMAIL PROTECTED]>Subject: [gmx-users] atom names do not matchThanks again for your kind response.I guess I will write down my problem once again :-) Warning: atom names in 96_neatsys14.top and test.grodon't mat

Re: [gmx-users] atom names do not match

2006-07-20 Thread priyanka srivastava
Dear Sir, thank you so much for your reply. I made the index.ndx file and ran grompp with the index file that I have made, but with no change and I still get the same mesg. I just hope I have understood your suggestion correctly. Which manual sorting are we talking about? What exactly is the probl

Re: [gmx-users] atom names do not match

2006-07-20 Thread David van der Spoel
priyanka srivastava wrote: Thanks again for your kind response. I guess I will write down my problem once again :-) I am trying to study a pure bilayer system for which I am interested in running the production run using gromacs. I already have the system with me i.e. a pdb file after the mini

[gmx-users] atom names do not match

2006-07-20 Thread priyanka srivastava
Thanks again for your kind response. I guess I will write down my problem once again :-) I am trying to study a pure bilayer system for which I am interested in running the production run using gromacs. I already have the system with me i.e. a pdb file after the minimization and all the constrai

RE: [gmx-users] segmentation fault, very high KE but no high velocity

2006-07-20 Thread Dongsheng Zhang
On Thu, 2006-07-20 at 14:55 +0200, Berk Hess wrote: > > > >From: Dongsheng Zhang <[EMAIL PROTECTED]> > >Reply-To: Discussion list for GROMACS users > >To: Discussion list for GROMACS users > >Subject: RE: [gmx-users] segmentation fault, very high KE but no high > >velocity > >Date: Thu, 20 Jul

RE: [gmx-users] segmentation fault, very high KE but no high velocity

2006-07-20 Thread Berk Hess
From: Dongsheng Zhang <[EMAIL PROTECTED]> Reply-To: Discussion list for GROMACS users To: Discussion list for GROMACS users Subject: RE: [gmx-users] segmentation fault, very high KE but no high velocity Date: Thu, 20 Jul 2006 08:51:43 -0400 Dear Berk, Thank you for your reply. The veloci

RE: [gmx-users] segmentation fault, very high KE but no high velocity

2006-07-20 Thread Dongsheng Zhang
Dear Berk, Thank you for your reply. The velocities are from trr file. Could you please tell me what those values are (for t-dt/2 or t+dt/2 or t)? If they are not for time step t, could you change the source code to output the value for t to keep consistency with KE? By the way, I had set nstfout

Re: [gmx-users] confused about rcoulomb<=rlist

2006-07-20 Thread Berk Hess
From: David van der Spoel <[EMAIL PROTECTED]> Reply-To: Discussion list for GROMACS users To: Discussion list for GROMACS users Subject: Re: [gmx-users] confused about rcoulomb<=rlist Date: Thu, 20 Jul 2006 14:18:19 +0200 Berk Hess wrote: So I will implement this for Gromacs 4.0. The o

[gmx-users] Benchmarks for woodcrest cpu

2006-07-20 Thread Florian Haberl
Hi, i have done recently some benchmark runs on some new testsystems: New machines are a woodcrest based and an opteron dualcore from sun. If i have money today, i would buy a woodcrest based cluster ... Greetings, Florian -- --

Re: [gmx-users] confused about rcoulomb<=rlist

2006-07-20 Thread David van der Spoel
Berk Hess wrote: So I will implement this for Gromacs 4.0. The only, technical, detail is if one would want to determine beta with rcoulomb or with rcoulomb_switch, as the real space part will start deviating from rcoulomb_switch. But I would prefer rcoulomb for consistency reasons. I have

[gmx-users] Bug ? PBC in g_dist

2006-07-20 Thread JPierre
Hi all, I am studying the fusion of small aggregates that can occur near the crossover point of my PBC. So for measuring distances between two of these objects I have defined 2 groups, each containing several monomers. Each time a monomer crosses the wall of the box, g_dist does not consi

Re: [gmx-users] confused about rcoulomb<=rlist

2006-07-20 Thread Berk Hess
So I will implement this for Gromacs 4.0. The only, technical, detail is if one would want to determine beta with rcoulomb or with rcoulomb_switch, as the real space part will start deviating from rcoulomb_switch. But I would prefer rcoulomb for consistency reasons. I have committed the new

Re: [gmx-users] problem simulating DNA

2006-07-20 Thread Maik Goette
Hi This isn't much information, but I guess, those problems may occur due to the termini (and their missing FF-entries(?)) of the DNA. At first, you should have a look at the top-file and find out, which bases/atoms are responsible for the warnings. Then have a look, if the dihedral simply isn

Re: [gmx-users] Re: editconf -d

2006-07-20 Thread David van der Spoel
Isabella Daidone wrote: Hi, this is what is written in one of the options in editconf: " -[no]c bool no Center molecule in box (implied by -box and -d)". Moreover, in the mailing list you can find discussion about this topic with version 3.2 and David said it was a bug (that -d -c did no

Re: [gmx-users] Re: editconf -d

2006-07-20 Thread X.Periole
On Thu, 20 Jul 2006 10:24:25 +0200 (CEST) Isabella Daidone <[EMAIL PROTECTED]> wrote: Hi, this is what is written in one of the options in editconf: " -[no]c bool no Center molecule in box (implied by -box and -d)". Now you mention it ! did you try a two step process: 1) center (-c),

Re: [gmx-users] Re: editconf -d

2006-07-20 Thread Isabella Daidone
Hi, this is what is written in one of the options in editconf: " -[no]c bool no Center molecule in box (implied by -box and -d)". Moreover, in the mailing list you can find discussion about this topic with version 3.2 and David said it was a bug (that -d -c did not really center). So I w

Re: [gmx-users] Re: editconf -d

2006-07-20 Thread X.Periole
HI Isabelle, I try again, just to know if it is not true that -d implies centering... Hi, when using editconf -d with gromacs version 3.3, it seems that the protein is not at the center but at the corner of the box. In gromacs version 3.3, does option -d in editconf really imply that th

[gmx-users] Re: editconf -d

2006-07-20 Thread Isabella Daidone
I try again, just to know if it is not true that -d implies centering... Hi, when using editconf -d with gromacs version 3.3, it seems that the protein is not at the center but at the corner of the box. In gromacs version 3.3, does option -d in editconf really imply that the protein will be c

Re: [gmx-users] "DPC" not found in residue topology database

2006-07-20 Thread mario ciappy
mario ciappy <[EMAIL PROTECTED]> ha scritto: Hello everyone,I would start a dynamical study with DPC micelles and peptides, but the DPC is not mentioned in topology database.I  imported the dpc.itp file in /usr/local/gromacs/share/gromacs/top/ , but this is not enough: in fact, when I start c

Re: [gmx-users] "DPC" not found in residue topology database

2006-07-20 Thread mario ciappy
mario ciappy <[EMAIL PROTECTED]> ha scritto: Hello everyone,I would start a dynamical study with DPC micelles and peptides, but the DPC is not mentioned in topology database.I  imported the dpc.itp file in /usr/local/gromacs/share/gromacs/top/ , but this is not enough: in fact, when I start c

Re: [gmx-users] "DPC" not found in residue topology database

2006-07-20 Thread mario ciappy
mario ciappy <[EMAIL PROTECTED]> ha scritto: Hello everyone,I would start a dynamical study with DPC micelles and peptides, but the DPC is not mentioned in topology database.I  imported the dpc.itp file in /usr/local/gromacs/share/gromacs/top/ , but this is not enough: in fact, when I start c

RE: [gmx-users] segmentation fault, very high KE but no high velocity

2006-07-20 Thread Berk Hess
From: Dongsheng Zhang <[EMAIL PROTECTED]> Reply-To: Discussion list for GROMACS users To: Discussion list for GROMACS users Subject: [gmx-users] segmentation fault, very high KE but no high velocity Date: Wed, 19 Jul 2006 12:53:00 -0400 Hello, gmx users, I got segmentation fault during a s