[gmx-users] bilayer problems and ffG45a
ikass at cc.huji.ac.il
Thu Jun 9 22:06:21 CEST 2005
On Jun 9, 2005, at 9:57 PM, John Simms wrote:
> Hi All,
> I am having a bit of trouble with the a membrane simulation. I am
> using the ffG45a3 forcefield from the contributions page but after
> 5ns the lipid surface area approaches 57 A^2, which is below what
> it should be. Has anyone used this forcefield? Below is my .mdp
> file and the top file for the a DPPC lipid, the origonal bilayer
> was from peter tielemans site (dppc64.pdb).
> If anyone has any suggestions...
> Many Thanks
Hi John, I think Tieleman used GROMOS87 (gmx ff).
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