cmd.read_pdbstr("""\
""", "chainR2")
cmd.hide("all")
cmd.color('grey70', "chainR2")
cmd.show('ribbon', "chainR2")
cmd.select("e6bz7R21", "c. 2 & i. 4-72")
cmd.center("e6bz7R21", state=0, origin=1)
cmd.zoom("e6bz7R21", animate=-1)
cmd.show_as('cartoon', "e6bz7R21")
cmd.spectrum('count', 'rainbow', "e6bz7R21")
cmd.disable("e6bz7R21")
cmd.show('spheres', 'c. A & i. 3503')
util.cbag('c. A & i. 3503')