Re: [COOT] Disulfides across a crystallographic symmetry

2009-11-02 Thread Paul Emsley
Mark Nance wrote: Hi Cooters, I have a pair of disulfide bonds which link two monomers in separate asymmetric units. There is a single monomer in the asymmetric unit, and two monomers come together to form disulfides between Cys 26-Cys45, and Cys45-Cys26. For the record, you can't refine

[COOT] Disulfides across a crystallographic symmetry

2009-10-28 Thread Mark Nance
Hi Cooters, I have a pair of disulfide bonds which link two monomers in separate asymmetric units. There is a single monomer in the asymmetric unit, and two monomers come together to form disulfides between Cys 26-Cys45, and Cys45-Cys26. I'd like to use Coot to refine them, but every time I