For a global CC:
Reflaction Data utilities/Phase comparison
For residue by residue:
Map and Mask utilities/Map correlation
Note that the global CC will not be the average of the residue by
residue, since it also correlates over solvent, etc.
Kevin
Vellieux Frederic wrote:
> Dear all,
>
> I am writing because I have a question that concerns coot or ccp4 (don't
> know which one). I have 2 maps and one model. One of the map is an
> experimental map that has not seen one inch of a model, the second map
> is generated after refinement of a molecular replacement model. Same
> molecule, obviously. They both look good. I am trying to find out which
> of the 2 maps is the most informative. Hence I wish to compute a global
> (real space) correlation coefficient "a la Alwyn Jones". In fact 2 sets
> of numbers per map : an average real space correlation coefficient, and
> a residue-per-residue correlation coefficient. The average real space
> correlation coefficient I can easily compute if I have the
> residue-by-residue real space correlation coefficients by writing a
> small jiffy program. I'm sure that someone must have done this. I
> suppose I could use CNS, but it's a bit tedious with having to generate
> the mtf file... Hence I am looking for something simpler. I did not see
> anything in the Phenix GUI.
>
> Any way of doing what I want in coot? Or in ccp4i?
>
> Thanks,
>
> Fred.
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