10 20 30 40 50 60 GACAUCGACGGUGUUUUU- U-| UC UGCC UUCCAUUGA GCU GCUCUGU UAAGUACUAG GCAGUUG U CGG UGGGGCA AUUCGUGGUC CGUCAAC U ACUGUCGCACACUAAUAAU UC^ CA UCAU UACAGAACU 120 110 100 90 80 70