cmd.read_pdbstr("""\
""", "chainSR")
cmd.hide("all")
cmd.color('grey70', "chainSR")
cmd.show('ribbon', "chainSR")
cmd.select("e7nrdSR2", "c. R & i. 109-175")
cmd.center("e7nrdSR2", state=0, origin=1)
cmd.zoom("e7nrdSR2", animate=-1)
cmd.show_as('cartoon', "e7nrdSR2")
cmd.spectrum('count', 'rainbow', "e7nrdSR2")
cmd.disable("e7nrdSR2")