10 20 30 40 50 60 CGGGGCCGUCGCCGACG- CGG-| U G UU UUGAUUUG CCGCC CCCGU UUGGCACUA CACAU UUGCU \ GGCGG GGGUA AACCGUGAU GUGUA AACGA U UGGGGCCGCGACGAGAGA AAGA^ U - UU GUUUUCGA 120 110 100 90 80 70