10 20 30 40 50 60 AUAUAUAUUCAUGCUGAAAAA--| G A U AA G UAACUU UCA UGAUC AUCA GCUCAA CAUUC ACA A AGU GCUAG UAGU CGAGUU GUAAG UGU A AAACAUCUUUUUACACAUGAGAA^ A G U A- G UUCUUU . 110 100 90 80 70