10 20 30 40 50 60 AUGCGAGCACAGUUUAC----| AC A C CCA U GUGCAG AGA AGGA GGAAG CGCUG CAU GCACAGCA U UCU UCCU CCUUC GCGAC GUG CGUGUUGU C UUAGACCUUAAACAUAAAACG^ -- G A AGC - UAAGAG . 110 100 90 80 70