10 20 30 40 50 60 UGCCAUGAAAGACAACU--| UG U AG UCA CCAUAU GG AGGUGC GC CUGGUGUUGUGAA GGCCG U UC UCCACG UG GACCACAACACUU UCGGC U GUCGUUUACUCUACAGUCG^ GU U G- CA- CAGCCA . 110 100 90 80 70