AMBER Archive (2007)Subject: Re: AMBER: DNA base planarity restraint
From: Carlos Simmerling (carlos.simmerling_at_gmail.com) 
Date: Fri Sep 14 2007 - 11:00:22 CDT
 
 
 
 
can you tell us first why you think that you need it?
 
you can use improper dihedrals but don't do this unless you are very sure
 
that the existing force field is not correct for your project.
 
 On 9/14/07, Hu, Shaowen (JSC-SK)[USRA] <Shaowen.Hu-1_at_nasa.gov> wrote:
 
>
 
>  Dear all,
 
>
 
> Could anybody kindly tell how to apply planarity restraint to DNA bases? I
 
> could not find one in Manual or mail list archive.
 
>
 
> Thanks a lot,
 
> Shaowen
 
>
 
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