cmd.read_pdbstr("""\
""", "chainBS")
cmd.hide("all")
cmd.color('grey70', "chainBS")
cmd.show('ribbon', "chainBS")
cmd.select("e4v8zBS1", "c. S & i. 70-172")
cmd.center("e4v8zBS1", state=0, origin=1)
cmd.zoom("e4v8zBS1", animate=-1)
cmd.show_as('cartoon', "e4v8zBS1")
cmd.spectrum('count', 'rainbow', "e4v8zBS1")
cmd.disable("e4v8zBS1")
cmd.show('spheres', 'c. S & i. 201 | c. S & i. 202')
util.cbag('c. S & i. 201 | c. S & i. 202')