Forcefield Files

The GROMOS Force Field Files

A draft description of the GROMOS force field by the IGC group at ETH, Zurich is given here. The literature reference for the GROMOS 53A6 force field is here.

GROMOS 53A6 IFP files with additions from the ATB
GROMOS11 54a7 ATB.ifp
GROMOS11 53a6 ATB.ifp
GROMOS96 ifp54a7 ATB.dat
GROMOS96 ifp53a6 ATB.dat

Additional GROMOS forcefield files can be found here.

GROMACS Files

Original GROMOS Force Field files for use with GROMACS
GROMOS54A7_for_Gromacs_3.x_4.0.x.tar.gz GROMOS54A7_for_Gromacs_4.5.x.tar.gz
Modified GROMOS Force Field files for use with GROMACS including non-standard or modified atom type parameters
GROMOS_53A6_54A7_for_Gromacs_3.x_4.0.x.tar.gz
GROMOS_54A7_for_Gromacs_4.5.x_5.x.x.tar.gz GROMOS_53A6_for_Gromacs_4.5.x_5.x.x.tar.gz

GROMACS v-site bug fix for S-H: GROMOS54A7_for_Gromacs_3.x_4.0.x_HS.tgz

GROMOS Manual Preview Chapters

Preview - Manual (Vol. 2) - General Algorithms and Formulae
Preview - Manual (Vol. 3) - Force Field and Topology Data Set
Preview - Manual (Vol. 4) - Data Structures and Formats
Preview - Manual (Vol. 5) - Program Library Manual
Preview - Manual (Vol. 6) - GROMOS Technical Details