The selection of FF depends on what you study. Perhaps, none of them will be useful for you. The existing ones differ at least by the procedures if generation although many parameters are very close.
> > What are the main differences between the force fields used in gromacs? In > which scenarios are each force field better to use? > > Chanel -- 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/search before posting! Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org. Can't post? Read http://www.gromacs.org/mailing_lists/users.php