10 20 30 40 50 60 UCUUACCAGCUAAACUA- G -| U GU AGUAAU GCGGUU CCAGUG UCAUUUUU GUGAU UGCAGCU A UGUCAA GGUUAC AGUGAAAA CACUG ACGUUGA U GGGGGACCAACGUCUCAG A U^ - AU ACCGAA . 110 100 90 80 70