[gmx-users] multiple dihedrals

[Mark Abraham]

On 18/12/2010 1:19 AM, Jarmila Husby wrote:
>  Dear all,
>
> Could you please advise me on how to convert a dihedral amber 
> force-field parameter into amberport in Gromacs v 4.5? I have read the 
> mailing list and the manual, so I understand Gmx 4.5 can deal with 
> multiple entries per dihedral, using the type 9 function, instead of 
> accumulating them into a single set of RB parameters.
> But I do not know how to go about a dihedral with IDIVF number =3, and 
> wild-cards used in the dihedral definition, such as: X - CI - OS - 
> X    3   1.150    0.0   3.0
> What would be the right set of entries for such a dihedral? All 
> suggestions would be much appreciated.

What is an IDIVF?

Mark
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