10 20 30 40 50 CUCAGGACUGAAGGAAC----| UCU U CA C A CAGGCGU ACG UGC GUGGCUGGU AA GG ACCAAGU U UGC GCG CAUCGACCA UU CC UGGUUUG U UCAGAGGACGACCGAGUCAAG^ C-- U AC C C GAGUGAC . 110 100 90 80 70 60