Re: [gmx-users] defining parameters in a separate itp file

2019-11-14 Thread Dave M
Hi Justin, Thanks, I just posted redmine issue #3204. Will try pull code. On Thu, Nov 14, 2019 at 6:02 AM Justin Lemkul wrote: > > > On 11/12/19 6:30 PM, Dave M wrote: > > Hi Justin, > > > > I am having troubles now with domain decompositions when I use openMPI > > mpirun but it works fine when

Re: [gmx-users] defining parameters in a separate itp file

2019-11-14 Thread Justin Lemkul
On 11/12/19 6:30 PM, Dave M wrote: Hi Justin, I am having troubles now with domain decompositions when I use openMPI mpirun but it works fine when I run on single mpi. My system is quite large (80x80x80) and I defined additional bonds in top file as: [ intermolecular_interactions ] [ bonds

Re: [gmx-users] defining parameters in a separate itp file

2019-11-12 Thread Dave M
Hi Justin, I am having troubles now with domain decompositions when I use openMPI mpirun but it works fine when I run on single mpi. My system is quite large (80x80x80) and I defined additional bonds in top file as: [ intermolecular_interactions ] [ bonds ] ; ai aj type 3123 40767 6 4.0

Re: [gmx-users] defining parameters in a separate itp file

2019-11-10 Thread Justin Lemkul
On 11/10/19 4:53 AM, Dave M wrote: Hi Justin, I just found that using bond type 6 (instead of 1) works for my test models. So something like this in top file works fine which is bit neat and easier to handle for multiple molecules (compared to pull code). [intermolecular_interactions] [ b

Re: [gmx-users] defining parameters in a separate itp file

2019-11-10 Thread Dave M
Hi Justin, I just found that using bond type 6 (instead of 1) works for my test models. So something like this in top file works fine which is bit neat and easier to handle for multiple molecules (compared to pull code). [intermolecular_interactions] [ bonds ] 1 158 6 0.4 1000 J

Re: [gmx-users] defining parameters in a separate itp file

2019-11-05 Thread Justin Lemkul
On 11/5/19 7:53 PM, Dave M wrote: Hi Justin, Will appreciate any suggestions about the error am getting with distance_restraints. Aside from using the pull code rather than this approach, I have no other suggestions. -Justin Thanks. regards, Dave On Thu, Oct 31, 2019 at 1:39 AM Dave M

Re: [gmx-users] defining parameters in a separate itp file

2019-11-05 Thread Dave M
Hi Justin, Will appreciate any suggestions about the error am getting with distance_restraints. Thanks. regards, Dave On Thu, Oct 31, 2019 at 1:39 AM Dave M wrote: > Hi Justin, > > Thanks, not sure [distance_restraints] also does not work for me. Though > pull code works (like shared by other

Re: [gmx-users] defining parameters in a separate itp file

2019-10-31 Thread Dave M
Hi Justin, Thanks, not sure [distance_restraints] also does not work for me. Though pull code works (like shared by other user Mustafa in recent discussions). My top files contain this: [ intermolecular_interactions ] [ distance_restraints ] ; ai aj type index type’ low up1 up2 fac 1 155

Re: [gmx-users] defining parameters in a separate itp file

2019-10-29 Thread Justin Lemkul
On 10/28/19 6:21 PM, Dave M wrote: Hi Justin, Thanks for your reply but am getting error suggesting a intermolecular chemical bond is not allowed: Program: gmx grompp, version 2016.4 Source file: src/gromacs/gmxpreprocess/convparm.cpp (line 649) Fatal error: The intermolecular_interac

Re: [gmx-users] defining parameters in a separate itp file

2019-10-28 Thread Dave M
Hi Justin, Thanks for your reply but am getting error suggesting a intermolecular chemical bond is not allowed: Program: gmx grompp, version 2016.4 Source file: src/gromacs/gmxpreprocess/convparm.cpp (line 649) Fatal error: The intermolecular_interaction can not contain chemically bonding

Re: [gmx-users] defining parameters in a separate itp file

2019-10-28 Thread Justin Lemkul
On 10/27/19 9:24 PM, Dave M wrote: Hi All, I am trying to define a bond between two molecules. Their parameters are defined in separate itp files: molA.itp and molB.itp. I know I can combine both the itp files but I am just wondering if I can define extra bonds/angles joining two molecules in

Re: [gmx-users] defining parameters in a separate itp file

2019-10-27 Thread Dallas Warren
Dave, What you are looking to achieve might be doable using the the .rpt file (entry for each molecule), specbond.dat (into which you put the special bond) then run your coordinate file through pdb2gmx, making the entire topology which will also now include the intermolecular bond. On Mon, 28 Oct

[gmx-users] defining parameters in a separate itp file

2019-10-27 Thread Dave M
Hi All, I am trying to define a bond between two molecules. Their parameters are defined in separate itp files: molA.itp and molB.itp. I know I can combine both the itp files but I am just wondering if I can define extra bonds/angles joining two molecules in a separate itp file taking care of atom