[gmx-users] query on implementation details of flat-bottomed potential

2016-05-22 Thread Jagannath Mondal
Hi I have to impose a spherocylindrical confinement on the particles I am currently performing simulation with. For that I will appreciate your feedback/comments regarding two of my plans: 1. I was mainly looking at flat-bottomed potential option within gromacs to see if it can be used to

[gmx-users] Adding ions

2016-05-22 Thread mohammad r
Hi GROMACS users, I solved my proteinin a defined box of water. Now I want to add ions to neutralize thesystem. But when I use “grompp -f ions.mdp -c solv.gro -pgromacs.top -o ions.tpr” to generate the .tpr file I receive thiserror : Fatal error:No such moleculetypeSOLFor more informationand

[gmx-users] please help

2016-05-22 Thread Saheen Shehnaz
Dear all While calculating the diffusion constant using Green-Kubo equation using the command : g_velacc -acflen 1001 -nonormalize -mol -n index.ndx -s run.tpr followed by g_analyze -f vac.xvg -integrate we get three values as average, standard deviation and SD sqrt(n-1). Kindly tell me which of

[gmx-users] Analyse REMD

2016-05-22 Thread YanhuaOuyang
Hi, I have run a REMD, which including 46 replicas. I searched how to analyze my REMD statistics, but I am still confused how to analyze my result; how to generate a continuous a energy distribution curve; how to deal with 46 .log files. It seems so complicated. one of my md.log file is as