RE: AMBER: why not minimize snapshots before MM/PBSA calculations

From: Arnoult, Eric [PRDFR] <EArnoult.prdfr.JNJ.com>
Date: Wed, 27 Jul 2005 09:21:30 +0200

Hello Liu,

You can read this paper :

Validation and Use of the MM-PBSA Approach for Drug Discovery

Kuhn, B.; Gerber, P.; Schulz-Gasch, T.; Stahl, M.;

J. Med. Chem.; (Article); 2005; 48(12); 4040-4048. DOI: 10.1021/jm049081q

The Authors minimized the snapshots before MM/PBSA calculations.

Kind Regards

éric

 

 

-----Original Message-----

From: owner-amber.scripps.edu [mailto:owner-amber.scripps.edu]On Behalf

Of JunJun Liu

Sent: Tuesday, July 26, 2005 5:02 PM

To: amber.scripps.edu

Subject: AMBER: why not minimize snapshots before MM/PBSA calculations

 

Dear AMBER Users:

If there's only one snapshot when performing MM/PBSA calculation for the

binding free energy, I think it's necessary to minimize the structure to

local minimum to obtain the lowest energy. However, when there's a MD

trajectory for one to evaluate the binding free energy, no

energy-minimization will be performed for MM,GB, and PB calculations. My

question is, why not minimize the snapshots until convergence before

MM,GB,PB,NM calculations? Thanks in advance!

Best Regards!

Liu

-- 
JunJun Liu
College of Chemistry
Central China Normal University
WuHan 430079
P.R. China
	
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Received on Wed Jul 27 2005 - 08:53:00 PDT
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