Generally you do not need such thing as parameters for amino acids come from force filed itself together with Gromacs.It you still want to make one just check scientific papers how force fields were created.
On Monday, October 30, 2017, 4:41:50 PM GMT+2, rose rahmani <rose.rhm...@gmail.com> wrote: hello how can i make an .itp file for amino acids? which amino acids is identified in AMBER forcefield? -- 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.