10 20 30 40 50 GAACAAUACGGAUCAUCU--| U UA U UC GUUAUAA GUCA CUAUAUA CCCUG AGA CGAAUUUGU \ UAGU GAUGUAU GGGGU UCU GCUUAAACA A CCAAAAGGACCGCUUCACAG^ U CA - UC CUGACGC . 110 100 90 80 70