10 20 30 40 50 60 AUAACUCUAAGAGCAUU- G GC -- AA-| C ACGUGUCG GC ACAUUU CUC GUACCA AGUGCAUU UACA \ CG UGUAAA GAG UAUGGU UUACGUAA AUGU A UAUUUUCUUCAACGAAUC G A- UG CUA^ - CAAAAUAU 120 110 100 90 80 70