10 20 30 40 50 60 AAGUUACGGAGAAUAAA--| G A AAG UGCGCGA UCCCA CCAGAGC CGUACUUCUUUAUA CCACG \ AGGGU GGUCUUG GUAUGAAGAAAUGU GGUGC G UACUCUUACACGACGACUA^ G G AA- UAGGGUC 120 110 100 90 80 70