10 20 30 40 50 CUCCAAACUCAUUCGAU--|U C G C UU GUAU G GACGG AGAU GGAGACUA CUAA GCAAGGU C C UUGCU UCUA CCUUUGAU GAUU CGUUUCA U GCAAUAGCACAUCUUUCCA^U U G U UC GCUA 110 100 90 80 70 60