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