10 20 30 40 50 GAAACCCUCCCUGGCGA- -| G G C GUGCAGG GG CCGUG CC CGUUCAAGUAAUC AGGAUAGGCU \ CC GGCGC GG GCAGGUUCAUUGG UCUUAUCCGG U GGGCCUACGGCCGCACGU G^ A G U GGAGCCC . 110 100 90 80 70