cmd.read_pdbstr("""\
""", "chainAb")
cmd.hide("all")
cmd.color('grey70', "chainAb")
cmd.show('ribbon', "chainAb")
cmd.select("e8btkAb3", "c. b & i. 135-201")
cmd.center("e8btkAb3", state=0, origin=1)
cmd.zoom("e8btkAb3", animate=-1)
cmd.show_as('cartoon', "e8btkAb3")
cmd.spectrum('count', 'rainbow', "e8btkAb3")
cmd.disable("e8btkAb3")