Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-08 Thread Justin A. Lemkul
On 7/8/12 6:57 AM, James Starlight wrote: Justin, unfortunately my last system have also been crashed after 35ns of simulation with the links warnings accompanied by the error Fatal error: A charge group moved too far between two domain decomposition steps This usually means that your system

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-08 Thread James Starlight
Justin, unfortunately my last system have also been crashed after 35ns of simulation with the links warnings accompanied by the error Fatal error: A charge group moved too far between two domain decomposition steps This usually means that your system is not well equilibrated For more information

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-07 Thread Justin A. Lemkul
On 7/7/12 11:08 AM, James Starlight wrote: justin, It seems that problem was in the big charge groups in the ligand.itp file. In particularly I've devided largest group into several smaller and there haven't any crashes been occured yet. With my last system with the the default COM group I've

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-07 Thread James Starlight
justin, It seems that problem was in the big charge groups in the ligand.itp file. In particularly I've devided largest group into several smaller and there haven't any crashes been occured yet. With my last system with the the default COM group I've obtained crash on the 25ns with the error abou

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-06 Thread Justin A. Lemkul
On 7/6/12 3:56 PM, James Starlight wrote: Justin, I've experimented with 2 dirrerent COM groups comm-grps = SOL_NA_CL XW Protein_CCl4_ADN ; 3 groups comm-grps = SOL_NA_CL_XW Protein_CCl4_ADN; 2 groups but the crashes were in both cases after 12- 15ns of simulation this time I'v

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-06 Thread James Starlight
Justin, I've experimented with 2 dirrerent COM groups comm-grps = SOL_NA_CL XW Protein_CCl4_ADN ; 3 groups comm-grps = SOL_NA_CL_XW Protein_CCl4_ADN; 2 groups but the crashes were in both cases after 12- 15ns of simulation this time I've changed to the comm-grps = System an

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-06 Thread Justin A. Lemkul
On 7/6/12 2:05 PM, James Starlight wrote: Justin, I've done all steps in accordance to your tutorial. I've already done the same systems with another ligands but had no problem. This time I've made topology of the ligand via ATB server. I've only noticed that some cgnr are too big in that to

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-06 Thread James Starlight
Justin, I've done all steps in accordance to your tutorial. I've already done the same systems with another ligands but had no problem. This time I've made topology of the ligand via ATB server. I've only noticed that some cgnr are too big in that topology . This is the example ADN 3 [ atom

Re: [gmx-users] Crashes during protein-ligand simulation

2012-07-06 Thread Justin A. Lemkul
On 7/6/12 1:12 AM, James Starlight wrote: Dear Gromacs users! I have some problems with the simulation of protein-ligand complex embedded in the ccl4-water environment. In addition there are some crystallography waters (xw) embedded in the protein interiour of the protein. I've done equilibrat

[gmx-users] Crashes during protein-ligand simulation

2012-07-05 Thread James Starlight
Dear Gromacs users! I have some problems with the simulation of protein-ligand complex embedded in the ccl4-water environment. In addition there are some crystallography waters (xw) embedded in the protein interiour of the protein. I've done equilibration and minimisation of my system and run it i