.. _gmx mk_angndx: gmx mk_angndx ============= Synopsis -------- .. parsed-literal:: gmx mk_angndx [:strong:`-s` :emphasis:`[<.tpr>]`] [:strong:`-n` :emphasis:`[<.ndx>]`] [:strong:`-type` :emphasis:``] [:strong:`-[no]hyd`] [:strong:`-hq` :emphasis:``] Description ----------- ``gmx mk_angndx`` makes an index file for calculation of angle distributions etc. It uses a run input file (.tpx) for the definitions of the angles, dihedrals etc. Options ------- Options to specify input files: ``-s`` [<.tpr>] (topol.tpr) Portable xdr run input file Options to specify output files: ``-n`` [<.ndx>] (angle.ndx) Index file Other options: ``-type`` (angle) Type of angle: angle, dihedral, improper, ryckaert-bellemans ``-[no]hyd`` (yes) Include angles with atoms with mass < 1.5 ``-hq`` (-1) Ignore angles with atoms with mass < 1.5 and magnitude of their charge less than this value .. only:: man See also -------- :manpage:`gmx(1)` More information about |Gromacs| is available at .