cmd.read_pdbstr("""\
""", "chainDS")
cmd.hide("all")
cmd.color('grey70', "chainDS")
cmd.show('ribbon', "chainDS")
cmd.select("e4v7rDS1", "c. S & i. 2-56")
cmd.center("e4v7rDS1", state=0, origin=1)
cmd.zoom("e4v7rDS1", animate=-1)
cmd.show_as('cartoon', "e4v7rDS1")
cmd.spectrum('count', 'rainbow', "e4v7rDS1")
cmd.disable("e4v7rDS1")