Re: [AMBER] Can I mix Glycam and Gaff in a small molecule?

From: David A Case <case.biomaps.rutgers.edu>
Date: Mon, 19 Nov 2012 07:56:25 -0500

On Mon, Nov 19, 2012, Liu Denis wrote:

> When I mix Glycam and gaff in a small molecule, the charge of the
> whole molecule is not zero, does it matter?

Yes...you need to have a correct total charge. Mixing force fields in the
same molecule is even more tricky than having mixed force fields for different
molecules. You need some way to estimate a consistent set of atomic charges.

....dac


_______________________________________________
AMBER mailing list
AMBER.ambermd.org
http://lists.ambermd.org/mailman/listinfo/amber
Received on Mon Nov 19 2012 - 05:00:02 PST
Custom Search