10 20 30 40 50 60 AUGCCGACGUCGUUCUCCGA--| C U GU UUAGGGUCAUAC CCUC UGGGA GAG AGUAGAUUGUAUAGUU C GGGG GCCCU UUC UCAUCUGACAUAUCAA C CGGCCGUGCUUCUUGACCCUUA^ U - UG UAGAGGUUCUGG . 120 110 100 90 80 70