AMBER Archive (2008)

Subject: RE: AMBER: Regarding ff03 forcefield

From: Bill Ross (
Date: Fri Jul 25 2008 - 15:32:02 CDT

> In Amber 9 and 10 there are two versions, ff03 and ff03ua. The ua stands for
> united atom. This was not present in AMBER 8 if I recall.

Ross, do you know if this is based on the OPLS united atom ff?
Is there a paper about it?

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