Re: Could namd use the method ONIOM of Gaussian?

From: Axel Kohlmeyer (akohlmey_at_gmail.com)
Date: Thu Jun 10 2010 - 05:36:00 CDT

On Thu, Jun 10, 2010 at 5:51 AM, Aurum Bai <javacfish_at_yahoo.com.cn> wrote:
>
> Hello, everyone
>
> I find the ONIOM method: http://www.gaussian.com/g_whitepap/oniom_technote.htm . It could compute the QM/MM layer by layer, just like: DFT = Amber +  DFT -  Amber.
>
> Could namd combining to ONIOM of gaussian calculate the QM/MM  respectively?

in theory, yes. in practice, it would need to be programmed
and more problematic is the fact that QM/MM via ONIOM
has some deficiencies, that are limiting its applicability.
for example, modelling chemical reactions is very problematic.

cheers,
    axel.

> Thanks
>
> javacfish
>

--
Dr. Axel Kohlmeyer    akohlmey_at_gmail.com
http://sites.google.com/site/akohlmey/
Institute for Computational Molecular Science
Temple University, Philadelphia PA, USA.

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