cmd.read_pdbstr("""\
""", "chainPB")
cmd.hide("all")
cmd.color('grey70', "chainPB")
cmd.show('ribbon', "chainPB")
cmd.select("e7rroPB2", "c. B & i. 244-427")
cmd.center("e7rroPB2", state=0, origin=1)
cmd.zoom("e7rroPB2", animate=-1)
cmd.show_as('cartoon', "e7rroPB2")
cmd.spectrum('count', 'rainbow', "e7rroPB2")
cmd.disable("e7rroPB2")
cmd.show('spheres', 'c. C & i. 501 | c. C & i. 502')
util.cbag('c. C & i. 501 | c. C & i. 502')