Ronaldo Alves Pinto Nagem wrote:
> Dear CCP4 users,
>
> I was using MAPPROT from CCP4 package to rotate/translate an electron
> density map in order to superpose maps from different space group
> crystals. However, when applying the same operations (euler angles +
> translation OR rotation + translation matrices) into the maps and into the
> pdb files (via pdbset or lsqkab) the maps and the pdb files do not
> superpose. I tried simple operations such alpha=5 beta=0 gamma=0 (euler) +
> tx=ty=tz=0 but the result is the same.
>
> Is there something I am missing? Do I have to worry about new spacegroup
> definition for the reoriented maps?
Dear Ronaldo,
If you can bear to use a Coot pre-release instead of MAPROT, then
Extensions -> Transform map by LSQ Model Fit
might be what you want (it's basically a front end to some Clipper
cleverness).
Paul.
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