10 20 30 40 50 GUAAGGUGCUGGUACGGGUUUUU--| CU CCAGAUGUC GACAAAA GGUUUUCAUAGUGGUUUC \ UUGUUUU UCGAAAGUGUCACUAGAG U GUUGUUUGAAGACGCAACAGGUCUG^ AG UCUAGAUUG . 110 100 90 80 70