10 20 30 40 50 AAUAAGAAAAGUGAGAGUUAUGAA--| UG AGA A UU UUUAUA AC CC AGUA AC AAGGGUCAC \ UG GG UCGU UG UUCUCAGUG U CUAGGAAGGAAGGGACGUAGACAACC^ GU ACG A UC UUGUCU 110 100 90 80 70 60