cmd.read_pdbstr("""\
""", "chainKA")
cmd.hide("all")
cmd.color('grey70', "chainKA")
cmd.show('ribbon', "chainKA")
cmd.select("e6b4vKA1", "c. A & i. 7-240")
cmd.center("e6b4vKA1", state=0, origin=1)
cmd.zoom("e6b4vKA1", animate=-1)
cmd.show_as('cartoon', "e6b4vKA1")
cmd.spectrum('count', 'rainbow', "e6b4vKA1")
cmd.disable("e6b4vKA1")
cmd.show('spheres', 'c. A & i. 301')
util.cbag('c. A & i. 301')