10 20 30 40 50 60 CGGAGACCUGUGUAUUG--| G C UGUAGCCAU GAACGGAGUGGAAUUUGAAACGUUUU GC AAAAA \ CUUGCCUCGCUUUAGACUUUGCAAAG CG UUUUU G CCAAAAAAGGCUUCGGCCU^ A U GGGGAAACG 120 110 100 90 80 70