10 20 30 40 50 CAGGGUUCUCAGCUGCU--| C AG G GG UGUCAC UC UCCAAC GGAAGCUUUU GCUUG UUAUAU \ AG AGGUUG UCUUCGAAAA CGAGC AAUAUG U UCUCGUCUCCCCCGUAGAG^ A GU G AG UGACGC 110 100 90 80 70 60