load http://prodata.swmed.edu/DrugDomain/af_mmcifs/P52209.cif orient select P52209_nD1, resi 1-180 color blue, P52209_nD1 select P52209_nD2, resi 181-470 color brightorange, P52209_nD2 select inorganic + organic util.cbag sele select resn HOH hide (sele) deselect