[gmx-users] Charmm topologies for DHF/NADPH

Justin Lemkul jalemkul at vt.edu
Wed Mar 1 12:11:57 CET 2017

On 3/1/17 3:14 AM, Nicolas Cheron wrote:
> Dear all,
> I am searching for topology files in Gromacs format for the NADPH cofactor
> and the dihydrofolate (DHF) ligand that would be compatible with the
> Charmm27 force field.
> Does anyone here have them and woud kindly accept to send them to me? If
> you have them in another format than Gromacs, I am also interested.

NADPH is in our CHARMM36 port 
(http://mackerell.umaryland.edu/charmm_ff.shtml#gromacs) as residue NDPH, and 
DHF should be straightforward to either piece together from existing additive 
building blocks or just run through CGenFF.



Justin A. Lemkul, Ph.D.
Ruth L. Kirschstein NRSA Postdoctoral Fellow

Department of Pharmaceutical Sciences
School of Pharmacy
Health Sciences Facility II, Room 629
University of Maryland, Baltimore
20 Penn St.
Baltimore, MD 21201

jalemkul at outerbanks.umaryland.edu | (410) 706-7441


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