Hi Sanket, You can use 'gmx traj' to write the COM over time.
Cheers, Tsjerk On Wed, May 18, 2016 at 7:09 AM, Sanket Ghawali <sanket.ghaw...@gmail.com> wrote: > Thank you Justin. I am sorry, I didn't make my query specific. > > g_dist calculates distance between COMS of 2 groups with reference to time. > I want to monitor the change in the COM of the peptide with respect to the > initial position (COM) of the peptide at 0ns and not between COM of 2 > different groups with reference to time. > > Please help me with "how to fix the reference position for distance > calculation" > > Greatly appreciate your help and do let me know if I need to explain the > query further > > With regards, > > Sanket. > -- > Gromacs Users mailing list > > * Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before > posting! > > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists > > * For (un)subscribe requests visit > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or > send a mail to gmx-users-requ...@gromacs.org. > -- Tsjerk A. Wassenaar, Ph.D. -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists * For (un)subscribe requests visit https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a mail to gmx-users-requ...@gromacs.org.