10 20 30 40 50 GAAAAAGCCAUUGUGUA--| G C CUAUUC CCACAGU UCUAUUUAGCCAAUUGUC AUCUUUAG \ GGUGUUA AGAUAAAUCGGUUAACAG UAGAAAUC U UAAGGUAACAUACCUACAU^ A A CGUAAG 110 100 90 80 70 60