Hi : happy new year every one! where is the forcefield parameter read in? Is it done at "grompp" for getting *.tpr or after this process ? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://maillist.sys.kth.se/pipermail/gromacs.org_gmx-users/attachments/20060120/c9b99c60/attachment.html>