Re: [gmx-users] all-angle constraints

2012-07-20 Thread Mark Abraham
On 21/07/2012 3:44 PM, radhika jaswal wrote: When replying to a digest, do change the subject to something useful, and do not include the entire digest in your email. People have better things to do than scroll through lots of text to find the relevant part. Dear Sir, I am using the ffG43a1

[gmx-users] Re: gmx-users Digest, Vol 99, Issue 79

2012-07-20 Thread radhika jaswal
--- On Fri, 20/7/12, gmx-users-requ...@gromacs.org wrote: > From: gmx-users-requ...@gromacs.org > Subject: gmx-users Digest, Vol 99, Issue 79 > To: gmx-users@gromacs.org > Date: Friday, 20 July, 2012, 7:09 PM > Send gmx-users mailing list > submissions to >     gmx-users@gromacs.org > > To s

Re: [gmx-users] is NOASSEMBLYLOOPS broken?

2012-07-20 Thread Justin Lemkul
On 7/20/12 11:47 PM, Mark Abraham wrote: On 20/07/2012 11:32 PM, francesco oteri wrote: Dear gromacs users (and eventually developers too), I am trying to debug gromacs and on the gromacs website http://www.gromacs.org/Developer_Zone/Programming_Guide/Programmer's_Guide#local_index It is sta

Re: [gmx-users] 1replica/1cpu problem

2012-07-20 Thread Mark Abraham
On 19/07/2012 6:24 PM, francesco oteri wrote: Sorry for the multiple emails but everytime I tried to send the mail I obtained a message like this: "The message's content type was not explicitly allowed. Please send your messages as plain text only. See http://www.gromacs.org/Support/Mailing_List

Re: [gmx-users] Replica Exchange with GPUs

2012-07-20 Thread Mark Abraham
On 20/07/2012 4:50 AM, leandro.bor...@usp.br wrote: Dear users, I'm currently doing some experiments with the implicit solvation model running on GPUs with GROMACS. I can make simple (conventional MD) simulations using the GPUs, allowing great acceleration by using 1 GPU. However

Re: [gmx-users] is NOASSEMBLYLOOPS broken?

2012-07-20 Thread Mark Abraham
On 20/07/2012 11:32 PM, francesco oteri wrote: Dear gromacs users (and eventually developers too), I am trying to debug gromacs and on the gromacs website http://www.gromacs.org/Developer_Zone/Programming_Guide/Programmer's_Guide#local_index It is stated: "gromacs can be forced to use non assem

Re: [gmx-users] dihedral types

2012-07-20 Thread Katie Maerzke
Thanks. I hadn't found Table 5.5. On Jul 20, 2012, at 3:55 PM, Justin Lemkul wrote: > > > On 7/20/12 3:50 PM, Katie Maerzke wrote: >> Hi all - >> >> I am trying to set up a topology file for an ionic liquid force field not >> included in Gromacs. How do I know which dihedral type correspon

Re: [gmx-users] dihedral types

2012-07-20 Thread Justin Lemkul
On 7/20/12 3:50 PM, Katie Maerzke wrote: Hi all - I am trying to set up a topology file for an ionic liquid force field not included in Gromacs. How do I know which dihedral type corresponds to which functional form? For the angular potentials, I assume type 1 is harmonic - is this corre

[gmx-users] dihedral types

2012-07-20 Thread Katie Maerzke
Hi all - I am trying to set up a topology file for an ionic liquid force field not included in Gromacs. How do I know which dihedral type corresponds to which functional form? For the angular potentials, I assume type 1 is harmonic - is this correct? Thanks Katie -- gmx-users mailing list

Re: [gmx-users] Incorrect number of atomtypes for dihedral

2012-07-20 Thread Justin Lemkul
On 7/20/12 2:26 PM, Debashis Sahu wrote: Dear user, I have used this RB dihedral for thiourea in ff-bonded.itp file, which is the error line mentioning below: dih_THI_H_N_C_S 23.1 -2.1 -21.0 0.0 0.0 0.0 dih_THI_H_N_C

Re: [gmx-users] Some interactions seem to be assigned multiple times

2012-07-20 Thread Shima Arasteh
Thanks for you suggestion Peter. I'll check it out. Regards, Shima - Original Message - From: Peter C. Lai To: gmx-users@gromacs.org Cc: Sent: Friday, July 20, 2012 9:58 PM Subject: Re: [gmx-users] Some interactions seem to be assigned multiple times Did the RTP file include new ato

Re: [gmx-users] Incorrect number of atomtypes for dihedral

2012-07-20 Thread Debashis Sahu
Dear user, I have used this RB dihedral for thiourea in ff-bonded.itp file, which is the error line mentioning below: dih_THI_H_N_C_S 23.1 -2.1 -21.0 0.0 0.0 0.0 dih_THI_H_N_C_N 20.50160 0.00

Re: [gmx-users] Incorrect number of atomtypes for dihedral

2012-07-20 Thread Justin Lemkul
On 7/20/12 2:00 PM, Debashis Sahu wrote: Dear all I used Gromacs 4.5 for thio-Urea molecule in OPLS-AA force field, but in grompp step I got an error as follows: --- Back Off! I just backed up m

[gmx-users] Incorrect number of atomtypes for dihedral

2012-07-20 Thread Debashis Sahu
Dear all I used Gromacs 4.5 for thio-Urea molecule in OPLS-AA force field, but in grompp step I got an error as follows: --- Back Off! I just backed up mdout.mdp to ./#mdout.mdp.4# checking input fo

Re: [gmx-users] CHARMM36 - Smaller Area per lipid for POPE - Why?

2012-07-20 Thread Peter C. Lai
Did you play with DispCorr? On 2012-07-20 09:46:13AM -0300, Sebastien Cote wrote: > > Dear Gromacs users, >   > My simulations on a POPE membrane using the CHARMM36 parameters are giving > ''area per lipid'' values well below the experimental value (59.75-60.75 > Angstroms2). Is their someone e

Re: [gmx-users] Some interactions seem to be assigned multiple times

2012-07-20 Thread Peter C. Lai
Did the RTP file include new atoms/interactions (angles, dihedrals)? If not then I don't know. If it did, then you should check to make sure you don't have the same interactions defined in the .itp files. On 2012-07-20 09:02:56AM -0700, Shima Arasteh wrote: > > >  May this error happen because

Re: [gmx-users] Some interactions seem to be assigned multiple times

2012-07-20 Thread Shima Arasteh
 May this error happen because of the incorrect value of a new-defined residue in .rtp file? Sincerely, Shima - Original Message - From: Peter C. Lai To: gmx-users@gromacs.org Cc: Sent: Wednesday, July 18, 2012 9:00 AM Subject: Re: [gmx-users] Some interactions seem to be assigne

[gmx-users] is NOASSEMBLYLOOPS broken?

2012-07-20 Thread francesco oteri
Dear gromacs users (and eventually developers too), I am trying to debug gromacs and on the gromacs website http://www.gromacs.org/Developer_Zone/Programming_Guide/Programmer's_Guide#local_index It is stated: "gromacs can be forced to use non assembly routines to do force calculations (easier to

[gmx-users] CHARMM36 - Smaller Area per lipid for POPE - Why?

2012-07-20 Thread Sebastien Cote
Dear Gromacs users,   My simulations on a POPE membrane using the CHARMM36 parameters are giving ''area per lipid'' values well below the experimental value (59.75-60.75 Angstroms2). Is their someone else experiencing a similar problem? If yes, how did you solved it?  I did the following : I

Re: [gmx-users] Please help with all-angles constraint ption

2012-07-20 Thread Justin Lemkul
On 7/20/12 6:46 AM, radhika jaswal wrote: Dear all, I did NVT simulations of a number of molecules with double bond. But when i analysed the results i realised that double bond has been converted to single bond and sp2 hybridisation has also changed to sp3. I was doing with all bonds constr

[gmx-users] Please help with all-angles constraint ption

2012-07-20 Thread radhika jaswal
Dear all, I did NVT simulations of a number of molecules with double bond. But when i analysed the results i realised that double bond has been converted to single bond and sp2 hybridisation has also changed to sp3. I was doing with all bonds constraint option. But when i started with all angle