10 20 30 40 50 ACCGAGGCCCUGGCGAA- -| G U C GUGCAGG GG CCGUG CCUCGU CAAGUAAUC AGGAUAGGCU \ CC GGCGC GGGGCA GUUCAUUGG UCUUAUCCGG U GGGUCUACGGCCGCAGGU G^ A C U GGAACCC . 110 100 90 80 70