10 20 30 40 50 UGCAGAGCGUGAGGCCA--| UUU A AA U A AACUG AAUGC GCUA AGCUGGU AA GG ACCAAAUC U UUACG CGAU UCGACCA UU CC UGGUUUAG U CUCCACGCAGACUCUCUAG^ UGU G AC C C GUAAC . 110 100 90 80 70 60