gmx-rama(1)

gmx-rama1

Compute ramachandran plots

Usage

gmx rama [-f [<.xtc/.trr/...>]] [-s [<.tpr>]] [-o [<.xvg>]] [-b <time>]
         [-e <time>] [-dt <time>] [-[no]w] [-xvg <enum>]

Overview

gmx rama selects the phi/psi dihedral combinations from your topology file and computes these as a function of time. Using simple Unix tools such as grep you can select out specific residues.

Options

Options to specify input files:

-f [<.xtc/.trr/...>] (traj.xtc)

Trajectory: xtc trr cpt gro g96 pdb tng

-s [<.tpr>] (topol.tpr)

Portable xdr run input file

Options to specify output files:

-o [<.xvg>] (rama.xvg)

xvgr/xmgr file

Other options:

-b <time> (0)

Time of first frame to read from trajectory (default unit ps)

-e <time> (0)

Time of last frame to read from trajectory (default unit ps)

-dt <time> (0)

Only use frame when t MOD dt = first time (default unit ps)

-[no]w (no)

View output .xvg, .xpm, .eps and .pdb files

-xvg <enum> (xmgrace)

xvg plot formatting: xmgrace, xmgr, none

Releases

6 releases since Debian 8 (Jessie); the text changed 5 times.

  1. 8
  2. 9
  3. 10
  4. 11
  5. 12
  6. 13

From gromacs-data 2025.2-1 in Debian 13 (Trixie). Parsed by carta from the page's man source.