cmd.read_pdbstr("""\
""", "chain2")
cmd.hide("all")
cmd.color('grey70', "chain2")
cmd.show('ribbon', "chain2")
cmd.select("e5u4i21", "c. 2 & i. 4-53")
cmd.center("e5u4i21", state=0, origin=1)
cmd.zoom("e5u4i21", animate=-1)
cmd.show_as('cartoon', "e5u4i21")
cmd.spectrum('count', 'rainbow', "e5u4i21")
cmd.disable("e5u4i21")