10 20 30 40 50 CGAGAUGUUUUGUGUUU-- UC -| G C UUUCAU GGGUGAUUAUC CAUC UUAC AGGCAG AUUGGA \ UCUACUGAUAG GUAG AAUG UCCGUC UAAUCU C AACACACCAACGUCAAGUG UA U^ G A CUUUCA . 110 100 90 80 70 60