10 20 30 40 50 UGACACGGAAUAGGUUU--| UU UC A- U A AUU CUGAG CC CA UUCAAAUAUC ACUG UGGA \ GACUC GG GU AAGUUUAUGG UGAC ACCU U GCAAUUAGGAGACGAGUCA^ U- GU CC U A UAA . 100 90 80 70 60