g_sgangle will do this for you. You're lucky your rings are planar ;) Oliver
On 17 May 2011 16:34, <chris.ne...@utoronto.ca> wrote: > 1. Determine some mathematical calculation that you want to apply to some > atoms. > 2. make a .ndx group that includes all of those atoms > 3. Run g_traj -ox to output the coordinates of those atoms > 4. Apply your mathematical calculation using awk. > > -- original message -- > > Can anyone tell how to calculate the normal-normal angle between two > stacking tyrosine residues as a function of time. > > > -- > gmx-users mailing list gmx-users@gromacs.org > http://lists.gromacs.org/mailman/listinfo/gmx-users > Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/Search before posting! > Please don't post (un)subscribe requests to the list. Use thewww interface > or send it to gmx-users-requ...@gromacs.org. > Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >
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