10 20 30 40 50 UUGGGUGUAUGUUGACU-- UC -| G C UGUCAU GGGUGGUUAUC CAUC UUAC AGGCAG AUUGGA \ UCUACCGAUAG GUAG AAUG UCCGUC UAAUCU A CACACACAAUCGACGAUCG UA U^ G A CUCCCU . 110 100 90 80 70 60