10 20 30 40 50 60 ACAACAGAAGCUUUAAGU- C C-| A AA U UUCGGUAG CAC UGCUC UC GAUCAG GGUGAU GUGGCU \ GUG ACGAG AG CUGGUC UCACUA CACCGA A UGCUCCGGUUUCCGAUCCU A AA^ A GG - CAAGGUAC 120 110 100 90 80 70