10 20 30 40 50 ACGCUUCCAGCUCGGUU-- U A -| C UGUGAU GGA GGCCAUUG CAUC UUACUAGGCAG AUUGGA \ UCU UCGGUAGU GUAG AAUGGUCCGUC UAAUCU C CGACAGGAGGCUACUUUCG C A U^ A UUCCCU . 110 100 90 80 70 60