PARAMS refmac_wrk FULLPATH /Applications/ccp4-6.2.0/examples/data insulin_2bn3.pdb FULLPATH /Applications/ccp4-6.2.0/examples/data SSADinsulin.mtz F_CuKa SIGF_CuKa FreeR_flag RIGID 10 A 1 21 B 1 30 10.0