Re: [gmx-users] LR electrostatics in single point energy calculations

2014-01-15 Thread Justin Lemkul
On 1/15/14, 7:14 AM, rajat desikan wrote: Hi All, I was wondering about the long range electrostatics while calculating single point energies. I did a cursory calculation for a protein in water (PME) and found that the LR electrostatic terms were zero. I know that the per-particle

Re: [gmx-users] LR electrostatics in single point energy calculations

2014-01-15 Thread rajat desikan
Hi Justin, I used the following commands: mdrun_mpi -s md_6_50ns.tpr -rerun md_6_50ns.gro gmxdump_mpi -e ener.edr ener_readme And in the dump of the ener_readme file, I have the following terms: Coul-SR:Protein-Protein -6.62324e+05 LJ-SR:Protein-Protein -5.64854e+04 Coul-14:Protein-Protein

Re: [gmx-users] LR electrostatics in single point energy calculations

2014-01-15 Thread Justin Lemkul
On 1/15/14, 4:18 PM, rajat desikan wrote: Hi Justin, Thanks for the reply. So, must I use a separate .mdp file with infinite cutoffs for both vdw and coulomb to get all the LR interactions correctly? Can you give me specific pointers about the settings? Infinite cutoffs, zero steps, don't