load http://prodata.swmed.edu/DrugDomain/af_mmcifs/P20839.cif orient select P20839_nD2, resi 6-110 + resi 226-514 color blue, P20839_nD2 select P20839_nD1, resi 111-225 color brightorange, P20839_nD1 select inorganic + organic util.cbag sele select resn HOH hide (sele) deselect