got it. Thank you all for your help.
On Fri, Aug 16, 2019 at 12:40 PM Bratin Kumar Das < 177cy500.bra...@nitk.edu.in> wrote: > Hi.. > The command is given below > gmx make_ndx -f *.gro -o *.ndx > You need to see inside the gro file what are the residue index > corresponding to the particular residue > Next...When atom selection will appear you select the residues like > r66|r65|...So on upto the last residue...And you can name the group as you > wish > > On Thu 15 Aug, 2019, 9:52 PM Dhaniram Mahato, <bioinfo...@gmail.com> > wrote: > > > Index file is always in a serial no. You can check the residue serial no. > > by opening the pdb in text format. > > > > "gmx make_ndx " is the command to use to see all indices and then choose > > your residues accordingly. > > -- > > 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. > > > -- > 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. > -- 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.