Re: Alchemical FEP calculation involving glycine

From: Chris Chipot (chipot_at_ks.uiuc.edu)
Date: Tue Mar 10 2015 - 05:59:57 CDT

Jared,

the probable reason is that the library of hybrids only contains the
dual topologies for amino acids with a true side chain.

Cheers,

Chris

On 3/9/15 11:58 PM, jostmey . wrote:
> Dr. Chipot,
>
> The page on the mutator plugin warns users about carrying out
> alchemical FEP calculations involving glycine
> (http://www.ks.uiuc.edu/Research/vmd/plugins/mutator/). Why does this
> warning exists? Is it because glycine tends to break protein secondary
> structure or is it because there will exists duplicate parameters that
> will throw off the calculation.
>
> Thanks!
>
> - Jared

-- 
_______________________________________________________________________
Chris Chipot, Ph.D.
Theoretical and Computational Biophysics Group
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                              E-mail: chipot_at_ks.uiuc.edu
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