10 20 30 40 50 UCCUUCCUCCCGAGGAAA-| CCUC CC A GA UAAAUG GGCC UCU GUGUUCAC GCG CCUUGAUU \ UCGG AGA CGUAAGUG CGC GGAAUUAA U AGAGCCUAGCUACGAUAAG^ AGCA AC G AC CAUACC . 110 100 90 80 70