10 20 30 40 50 CUCCUUCCUCAGGAGAAA--| UC CC A GA UUAAAUG GGCCUC UCU GUGUUCAC GCG CCUUGAU \ UCGGGG AGA CGUAAGUG CGC GGAAUUA U CCUGGCUGCCCACGAGUCGG^ UA AC G AC ACAUACC . 110 100 90 80 70