Hi all, Could you tell me a program to obtain topol.top for a CNT? In CNT.pdb residues are efined as UNK. best wishes mustafa -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://maillist.sys.kth.se/pipermail/gromacs.org_gmx-users/attachments/20110105/bd8ea233/attachment.html>