10 20 30 40 50 60 UCCCUCAAGCCCGCAGCAAA--| U AUCAA CUG AACUG GG CACA CAUUCAUUG UCGGUGGGUUU U CC GUGU GUAAGUAGC AGUCACUCGAG A GAGCUGCAACACUACUUUAGAC^ U CAAC- A-- AAGGU . 110 100 90 80 70