10 20 30 40 50 CACAUGGUGGAGUUUCGA-- A - C UUC-| GUGUUCCC AGGUGUGA GUCA GCAAA CC ACCCUGCC \ UCUACGCU CAGU UGUUU GG UGGGACGG U CUUUUUCUGUAGAGUCCUUC A G U UUAU^ ACCGUACU . 110 100 90 80 70 60