10 20 30 40 50 UUUCAAGAUAAGACUAG- U-| ACA ACU GGAUAU UCUC UCUG CACCCUA GAGGGCAUUUAUU \ AGAG GGAC GUGGGGU CUCUCGUGAAUAG A GUCAUACCGCUCCAGUCA UU^ AGA GU- AAAAGU 110 100 90 80 70 60