10 20 30 40 50 GGCCGAGGGACCUGCGU--| C AGU UGUCGC GGGUG GGGCGUGUG GUGUGUGUGUGAGUGUG U CUCAC CCCGCACAC CACACACGUACUCGCAC C CCGGCUCCCCCGUCUGGGA^ A C-- CUGGGC 110 100 90 80 70 60