10 20 30 40 50 60 GCUGAGAAGACUCCGUG----| G U G - - UCU UUGGC CU ACC ACGGU GGUUUUGC UGG UUUGCA CAGC G GG UGG UGUCA UCAAAACG ACC AAACGU GUCG U GUGAAAAGGACGAGCGUUGGA^ - - G U U --- UUGUC . 110 100 90 80 70