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[ccp4bb]: CCP4BB Re: cross-rotation



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On Tue, 17 Sep 2002, OnLineHelpForm wrote:

> I was wondering if anybody had ideas on what programs to use to 
> average between space groups.I have already used GRLRF to do a 
> cross-rotation between two sets of Fobs and now I'm kind of puzzled 
> on what programs to use to first put both molecules in one cell and 
> then try to translate them and average?  Any ideas?

so you have a cross-rotation function.  do you have an actual model or 
structure?  do you know the position of the molecule in either cell?

dmmulti will do NCS averaging across multiple crystal forms, but you need 
starting phases, and i don't think a cross-rotation gives you that.

=======================================================================
"Being a true scientist, Ralph wanted to make his own dangerous experiments."
                                                      - Hugo Gernsback
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                        David J. Schuller
                        modern man in a post-modern world
                        MacCHESS, Cornell University
                        djs63@cornell.edu