cmd.read_pdbstr("""\
""", "chainB2")
cmd.hide("all")
cmd.color('grey70', "chainB2")
cmd.show('ribbon', "chainB2")
cmd.select("e4v7lB21", "c. 2 & i. 2-72")
cmd.center("e4v7lB21", state=0, origin=1)
cmd.zoom("e4v7lB21", animate=-1)
cmd.show_as('cartoon', "e4v7lB21")
cmd.spectrum('count', 'rainbow', "e4v7lB21")
cmd.disable("e4v7lB21")
cmd.show('spheres', 'c. X & i. 101')
util.cbag('c. X & i. 101')