[gmx-users] proper dihedrals

Dongsheng Zhang dong at pampas.chem.purdue.edu
Wed Jul 12 00:28:36 CEST 2006


Those parameters should be in **bond.itp file, and you can use four
atoms to define a dihedral angle. You can check ffoplsaabon.itp. I am
confused by that note as well. 



On Tue, 2006-07-11 at 13:14 -0400, ARGYRIOS KARATRANTOS wrote:
> Hi all, 
> 
> according to the manual the proper dihedrals are set, using  in the topology
> file(top file) the inner two atoms of the dihedral. But how i can set the two
> following dihedrals, which have the same inner atoms
> C-O-C-H
> C-O-C-C
> but different external atoms, and of course different K values(KJ/mol)
> Argyris Karatrantos
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