10 20 30 40 50 60 AAGAAUGUGUGGACAGUGA- A-| U UGA U CU A UUGGGAU UG CU CAG ACA UCAACG GUCGGUG GU \ AC GA GUC UGU AGUUGC CAGCUAC CA U GACCAGGUCCACAGUGACUG CC^ C CCA C -- - AGUAGAU . 110 100 90 80 70