10 20 30 40 50 GGCCCAGUCUGCCGCUC--| C C A - UCU GGCCCG GCUCU UCCAUUACACU CC CUGCCUCU C UUGGGC CGAGA AGGUGAUGUGG GG GACGGAGA C CACCACCUCGGCCCUGAAC^ A U - C GUA 110 100 90 80 70 60