10 20 30 40 50 60 AUCAAAAAAGUCAAGAG--| U UUGCGAAUACA ACUUUCGAAUGUACACUUGAU GGACACAGUUUAG G UGAAAGCUUACAUGUGAAUUA CCUGUGUCGGAUC C UGCUAAAUACUACUAAGAC^ U CGCGCGUUCGU . 120 110 100 90 80 70