10 20 30 40 50 GGAGAAUGCUGCGUUAC- G-| GG C U UCCA C UACCU GG GCG UCGC CCCC CAG CCAGAGCC GGA \ CC CGU AGCG GGGG GUC GGUCUCGG CUU C AGCCAUUUUGCCCCAAAC AA^ AA A U UG-- - AAACA 110 100 90 80 70