load http://prodata.swmed.edu/DrugDomain/af_mmcifs/O75306.cif
orient
select O75306_nD2, resi 81-115 + resi 431-463
color blue, O75306_nD2
select O75306_nD3, resi 116-160 + resi 361-430
color brightorange, O75306_nD3
select O75306_nD1, resi 161-360
color brown, O75306_nD1
select inorganic + organic
util.cbag sele
select resn HOH
hide (sele)
deselect