Coot (and SSM) should give matrix - euler and polar angles! Paul? Eugene?
But if you do the superposition with lsqkab (superpose molecules - match
residues) then that gives all 3 ways.
Or use ROTMAT which converts everything to everything else.. ( rather
clumsy though..)
Eleanor
Jiamu Du wrote:
> Dear all:
> I want to calculate the rotation angle between two similar domains. By
> using Coot, I can superposr the two domain and get the rotation
> matrix. But how to convert this matrix to an angle. Is there any
> program can calculate this ?
> Thanks.
>
>
> --
> Jiamu Du
> State Key Laboratory of Molecular Biology
> Institute of Biochemistry and Cell Biology Shanghai Institutes for
> Biological Sciences
> Chinese Academy of Sciences (CAS)
|