10 20 30 40 50 GCUGCGCACCCCGCUUC- - AG - -| GGUUUC CC CGGC CCGAUG UCAUUUUUGUGAUU UGCAGCU A GG GUCG GGUUAC AGUGAAAACACUGA ACGUUGA U CCGGCCCGGCUCCUCCCA U AA U U^ AAUGAU 120 110 100 90 80 70 60