10 20 30 40 50 60 GCUGUGCAACAUUAAAA--| U CUGA UGC UU UUGUUAU CG CAC UGUAGGUCG CUGGUGC AUUUG G GC GUG ACGUCCGGC GAUCACG UAAAC C GUGUGUGUCUGCAACAAAC^ U AGUG CCU U- AUAAAAG 120 110 100 90 80 70