[phenixbb] DNA basepairing restraint refinement

Pavel Afonine pafonine at lbl.gov
Fri Apr 18 08:01:13 PDT 2014

Hi Xiang,

can you please send me data and model files so I can have a closer look? 
If as you say you used base-pair restraints they should not flip, and if 
they do this tells me there is something wrong with base-pair 
restraints, and so to investigate this I'd like to see the files.


On 4/18/14, 6:53 AM, 李翔 wrote:
> Hi,
> I am working my low resolution data (6A) by MR and met a problem about 
> DNA basepairing during refinement. I think so far everything looks OK 
> except the bases flipped during the refinement. I added basepairing 
> restraint for all bases, however, seems not help too much. Does anyone 
> have experience on that?
> Sincerely,
> Xiang

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