10 20 30 40 50 60 UCCCCCUCGAGGUUUGG- G GG C-| C GCCGGAG GGGC GCGGCUC GA GUCCAGACGCAA UCUCG C CCCG CGCCGAG CU CAGGUUUGCGUU AGAGC C GCGAAGAGAGGGGCAGGG G GA AA^ A UCAGAGA 120 110 100 90 80 70