Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-10-02 Thread Jochen Hub
...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Berk Hess wrote: Hi, I just ran pdb2gmx (4.0.5 and git master) with AMBER on a test di-peptide. But for me all H's in the NH3 terminus always end up in different

RE: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-10-01 Thread Berk Hess
. Berk Date: Wed, 30 Sep 2009 18:14:06 +0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Berk Hess wrote: Hi, Are you 100% sure you have no other charge groups in your system

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-10-01 Thread Jochen Hub
: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Berk Hess wrote: Hi, Are you 100% sure you have no other charge groups in your system that consist of only virtual sites, but at least with 2 virtual sites? Ah, you're right. One of the CG which caused the crash

RE: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-10-01 Thread Berk Hess
: Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Berk Hess wrote: Hi, I just ran pdb2gmx (4.0.5 and git master) with AMBER on a test di-peptide. But for me all H's in the NH3 terminus always end up in different charge-groups. No matter if I use v-sites

[gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
Hi, I have been trying to use vsites with AMBER99SB, but the simulation frequently cashes after a few hundred ps with the suspects (lincs warnings, 1-4 distance error). I could pinpoint the problem to erroneous charge group assignments generated by pdb2gmx at the NH3 group at the N-terminus.

RE: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Berk Hess
already got such a file from Bert. Berk Date: Wed, 30 Sep 2009 15:35:42 +0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use vsites with AMBER99SB, but the simulation

RE: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Berk Hess
Hi, One question: Are these crashes single processor, with domain decomposition, or both? Berk Date: Wed, 30 Sep 2009 15:35:42 +0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
combinations of vsite generation and charge groups. I already got such a file from Bert. Berk Date: Wed, 30 Sep 2009 15:35:42 +0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use vsites with AMBER99SB, but the simulation frequently cashes after a few hundred ps with the suspects (lincs warnings, 1-4 distance error). I could pinpoint the problem to erroneous

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use vsites with AMBER99SB, but the simulation frequently cashes after a few hundred ps with the suspects (lincs warnings, 1-4 distance error). I could pinpoint the problem to erroneous charge group

RE: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Berk Hess
...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use vsites with AMBER99SB, but the simulation frequently cashes after a few hundred ps with the suspects (lincs warnings, 1-4

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
+0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hi, I have been trying to use vsites with AMBER99SB, but the simulation frequently cashes after a few hundred ps with the suspects (lincs

Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes

2009-09-30 Thread Jochen Hub
with the .hdb file, while they were present for all other NH3 groups. Berk Date: Wed, 30 Sep 2009 16:45:39 +0200 From: joc...@xray.bmc.uu.se To: gmx-users@gromacs.org Subject: Re: [gmx-users] vsites, ffamber, charge groups, N-terminus, and crashes Hey Berk, I just found that the simulation