10 20 30 40 50 CUCCGUGACUGCCGCUC--| CA C A - UCU GGCCCG CUCU UCCAUUACACU CC CUGCCUCU C UUGGGC GAGA AGGUGAUGUGG GG GACGGAGA C CACCGCCUCGGCCCUGAAC^ AC U - C GUA 110 100 90 80 70 60