Re: [ccp4bb] self rotation function

2011-06-06 Thread Eleanor Dodson
On 06/03/2011 02:01 PM, Careina Edgooms wrote: Dear ccp4 members I have question about how to interpret polarrfn log. I wish to know if my crystal display NCS. I am not sure how to interpret the file. I see it have two peak, one is origin and the other is not that high to me. I have attach copy

Re: [ccp4bb] anomalous difference map?

2011-06-06 Thread Eleanor Dodson
I cant comment on the pictures - but to calculate an anom map - if you have run REFMAC you will need to CAD together the refmac output plus the Dano SIGdano in the data processed file Use reflection utilies Merge mtz files then Map utilities FFT - select anomalous Fill in columns Dano

[ccp4bb] self rotation function

2011-06-06 Thread Ian Tickle
Hi Careina Not sure what you mean when you say despite unit cell dimensions being off. What are the cells for the monoclinic orthorhombic indexings? The SRF cannot always tell you if there's higher symmetry because NCS axes may align with crystallographic ones giving pseudo-translational NCS