10 20 30 40 50 60 GACCAUGGAUCUACAAAUA--| UG C A UAAACUUC CAGUGU UCA CCAUAAAGUAG AAGCACUAC A GUCAUA AGU GGUAUUUCAUC UUUGUGAUG A GGCAACUAGUGGACGUCGGUA^ UG A C UGAAACGU 120 110 100 90 80 70