cmd.read_pdbstr("""\
""", "chainr")
cmd.hide("all")
cmd.color('grey70', "chainr")
cmd.show('ribbon', "chainr")
cmd.select("e6v3er1", "c. r & i. 20-72")
cmd.center("e6v3er1", state=0, origin=1)
cmd.zoom("e6v3er1", animate=-1)
cmd.show_as('cartoon', "e6v3er1")
cmd.spectrum('count', 'rainbow', "e6v3er1")
cmd.disable("e6v3er1")