10 20 30 40 50 60 GACUGCUUUGCUGGAGU--| C UC A U U UU UACAUA GU GC UCGGUC ACCCG AGA UCGAAU GUGUU \ CG CG AGCUAG UGGGC UCU AGCUUG CACAA A AUCCUGUGCGACCCAUACU^ U UA A - U U- UAAGGU . 110 100 90 80 70