[gmx-users] Genion command not working

Dear Gmxers, I want to simulate 5M nabr aqueous solution.To add the ions I use genion command and add 22 na and br ions respectively to the system of pure 108 water molecules.But on running the command genion I get error message Processing topology Back Off! I just backed up topol.top to

Re: [gmx-users] Genion command not working

Hi Deepak, You have to set the minimal distance between ions lower. Check the help of genion. Cheers, Tsjerk On Aug 28, 2013 8:04 AM, Deepak Ojha alwaysinthem...@gmail.com wrote: Dear Gmxers, I want to simulate 5M nabr aqueous solution.To add the ions I use genion command and add 22 na and