10 20 30 40 50 UCUAAAUUUUUAAAAAG- UA-| U GA GUUCAUU UGACUUUG CUU CGU AUCUUAGCGUAAUGUC \ ACUGAGAC GAG GCA UAGAAUCGUAUUAUAG U AAUAUCUGCACCGCUUCC CUC^ U AA GGCUCAG . 110 100 90 80 70