Re: [ccp4bb] Refmac: BREFinement MIXED

2007-12-24 Thread Garib Murshudov
Hi Mark I used to do followings: Run 0 cycle of refmac with aniso refinement and then take aniso cards for atoms I want to refine aniso and put in the relevant position of the original pdb file. After that I would do mixed refinement. I should warn that I have not tested this option for a

[ccp4bb] Refmac: BREFinement MIXED

2007-12-24 Thread Mark A Saper
Hi all, I hope everyone is having a nice holiday break. I want to refine the B's anisotropically of only the selenium atoms. Does BREF MIXED option work in REFMAC? Do I need to pre-calculate the ANISOU parameters or can I just enter a blank ANISOU card? Thanks, Mark __