10 20 30 40 50 AAGAAGUUCCUUUGUGC---| CU GA G UGUAGACC AGAG GGAGGG GGCAA AUGUUGGCAUAGC \ UCUC CCUUUC CUGUU UACAACCGUAUCG U UUAAAGGGAGACGGCGUUUG^ U- UA A UCCAAAAA 110 100 90 80 70 60