[gmx-users] rerun problem

2012-02-25 Thread ahmet yıldırım
Dear users, I am using Gromacs 4.5.4. I rerun the simulation using the following command: mdrun -s protein-RUN.tpr -cpi protein-RUN.cpt -append Unfortunately remaining output didnt append to existing files (protein-RUN.xtc, protein-RUN.edr, protein-RUN.log). On the contrary remaining output

Re: [gmx-users] Positive Coul. recip. term

2012-02-25 Thread Dommert Florian
On Fri, 2012-02-24 at 11:03 -0700, Denny Frost wrote: Thank you both for your replies. I currently have another ionic liquid running just fine on the same gromacs build (compiled the tpr file yesterday), so I am reluctant to conclude that the problem is with the linking. Please let me know

Re: [gmx-users] rerun problem

2012-02-25 Thread Mark Abraham
On 25/02/2012 9:07 PM, ahmet yıldırım wrote: Dear users, I am using Gromacs 4.5.4. I rerun the simulation using the following command: mdrun -s protein-RUN.tpr -cpi protein-RUN.cpt -append Unfortunately remaining output didnt append to existing files (protein-RUN.xtc, protein-RUN.edr,

Re: [gmx-users] Re: gmx-users Digest, Vol 94, Issue 159

2012-02-25 Thread Mark Abraham
On 25/02/2012 6:45 PM, priya thiyagarajan wrote: hello sir, Thanks for your kind reply.. one small doubt sir.. its enough to give*mdrun -s md.tpr -cpi state.cpt * so that it ll automatically append my new data to the respective file .. Only if you are happy with the default filenames. Mark

Re: [gmx-users] gromacs: pdb2gmx error

2012-02-25 Thread Mark Abraham
On 25/02/2012 6:30 PM, venkatesh s wrote: Hi i got that error in the step of pdb2gmx what can i do i read also http://www.gromacs.org/Documentation/Errors#Residue_%27XXX%27_not_found_in_residue_topology_database can any one tell exact reason and how i handle further The exact reason is

Re: [gmx-users] rc or rlist in minimum image convention?

2012-02-25 Thread Justin A. Lemkul
Juliette N. wrote: On 24 February 2012 16:52, Justin A. Lemkul jalem...@vt.edu mailto:jalem...@vt.edu wrote: Juliette N. wrote: On 23 February 2012 21:18, Mark Abraham mark.abra...@anu.edu.au mailto:mark.abra...@anu.edu.au mailto:mark.abra...@anu.edu.__au

[gmx-users] about periodicity removal

2012-02-25 Thread rama david
Hi GROMACS friends, I am trying to put to peptide close to each other.. with the help of -editconf -ci and -nmol option ,the peptide can be put randomly at different location, but they are far apart. To solve problem I proceed as follow... 1. I make gro file , with

Re: [gmx-users] about periodicity removal

2012-02-25 Thread Justin A. Lemkul
rama david wrote: Hi GROMACS friends, I am trying to put to peptide close to each other.. with the help of -editconf -ci and -nmol option ,the peptide can be put randomly at different location, but they are far apart. To solve problem I proceed as follow... 1.

[gmx-users] about periodicity removal....

2012-02-25 Thread rama david
Hi GROMACS friend, Thank you Justin For guidance. As I also doing your KALP-15 in DPPC tutorial, In that you maintain remove initial periodicity of DPPC.. What is means initial periodicity?? That is the reason I thought the peptides have Initial periodicity.(As

Re: [gmx-users] about periodicity removal....

2012-02-25 Thread Justin A. Lemkul
rama david wrote: Hi GROMACS friend, Thank you Justin For guidance. As I also doing your KALP-15 in DPPC tutorial, In that you maintain remove initial periodicity of DPPC.. What is means initial periodicity?? The molecules of DPPC were post-processed in such a

Re: [gmx-users] Re: Internal water in the membrane receptor

2012-02-25 Thread James Starlight
Today I've tried to model internal water and forced with some problems :) I've built my system by transferring water from X-ray structure to my model. Than I've minimized this new structure in vacuum and water still present on the desired positions 1) But when I've made my complete system ( with

Re: [gmx-users] Re: Internal water in the membrane receptor

2012-02-25 Thread Justin A. Lemkul
James Starlight wrote: Today I've tried to model internal water and forced with some problems :) I've built my system by transferring water from X-ray structure to my model. Than I've minimized this new structure in vacuum and water still present on the desired positions 1) But when I've

[gmx-users] gromacs installation with mpi

2012-02-25 Thread Sanku M
Hi,  I am using a cluster where user/local/bin has some old mpi executable. But, I have installed openmpi-1.3 in my own home directory so that I can use that for installing gromacs4.5.4 parallel version. I have also updated the path with the openmpi bin directory and library directory in the

Re: [gmx-users] gromacs installation with mpi

2012-02-25 Thread Justin A. Lemkul
Sanku M wrote: Hi, I am using a cluster where user/local/bin has some old mpi executable. But, I have installed openmpi-1.3 in my own home directory so that I can use that for installing gromacs4.5.4 parallel version. I have also updated the path with the openmpi bin directory and library

Re: [gmx-users] gromacs installation with mpi

2012-02-25 Thread Justin A. Lemkul
Sanku M wrote: Hi, I intially tried the following command line for config log: ./configure --prefix=/home/berne/jm3745/UTIL/GROMACS_4.5.4_MPI/ --program-suffix=_4mpi --disable-shared -enable-mpi and in the bash_profile I had set the path for my desired mpi executable:

[gmx-users] gromacs: pdb2gmx error

2012-02-25 Thread venkatesh s
Thanking you Mark Abraham for your valuable suggestion Here i used DNA Ligand Complex only is that any specific options is there? Thanks -- *S.VENKATESH,* II M.Sc Bioinformatics, Alagappa University, Karaikudi-630003 Tamil Nadu, India svenkateshbioinformat...@gmail.com -- gmx-users mailing

[gmx-users] Wall potential

2012-02-25 Thread Abhijeet Joshi
Hi Gomacians, I want to use implicit wall. I set the mdp parameters as follows. nwall= 2 wall_type= 9-3 wall_r_linpot= 1 wall_atomtype= Au Au wall_density = 58.01 58.01 wall_ewald_zfac = 3 Also set LJ

Re: [gmx-users] gromacs: pdb2gmx error

2012-02-25 Thread Mark Abraham
On 26/02/2012 3:13 PM, venkatesh s wrote: Thanking you Mark Abraham for your valuable suggestion Here i used DNA Ligand Complex only is that any specific options is there? Please consider the advice here http://www.gromacs.org/Support about the kind of content that requests for help should

[gmx-users] error

2012-02-25 Thread dina dusti
Dear Gromacs Specialists, My total time for simulation is 60 ps (600 ns) because I work with MARTINI coarse-grained force field and this time is enough for my system, but when I do g_analyze -ee, I take this warning:  Warning: tau2 is longer than the length of the data (864000) the

Re: [gmx-users] error

2012-02-25 Thread Mark Abraham
On 26/02/2012 3:58 PM, dina dusti wrote: Dear Gromacs Specialists, My total time for simulation is 60 ps (600 ns) because I work with MARTINI coarse-grained force field and this time is enough for my system, Different observables converge over different time scales. The autocorrelation

[gmx-users] error

2012-02-25 Thread dina dusti
Dear Mark, Thank you very much from your response. Can you tell me what is the best solution for this warning, Please? Warning: tau2 is longer than the length of the data (864000) the statistics might be bad In addition to this warning is related to error estimate for radius of gyration and