[gmx-users] about ending basepairs in DNA simulation
Mark.Abraham at anu.edu.au
Tue Apr 6 16:16:25 CEST 2010
On 6/04/2010 11:51 PM, Wu Rongqin wrote:
> Dear all,
> I am doing simulation on a short B-DNA which containing 11 basepairs. My
> interest is on the middle basepair in the sequence. During the
> simulation, I found severe distortion on the two basepairs at both ends,
> for example, the dihedral angle deviates from 180 degree severely.
> Must I put any restraint to the basepairs on both ends so that I can
> simulate a basepair in a long sequence?
That would at least depend on your force field, which you haven't told us.
> Please give me some advice if you can.
We can't really, since you haven't told us your force field, or how
you've prepared your termini, etc.
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