*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.ccp4.ac.uk *** Dear CCP4 users, I want to refine my model with dual conformation using REFMAC5, but do not know how to handle the dual conformation in REFMAC5. It will be greatly appreciated if some can help me. Thanks in advance. Rong-Jin Guan