10 20 30 40 50 GAAUAUUACAAAUUAUUA----| U C G U C UAUU CCAU CAUAUC U GAGAGUGUUCUUAA AGU UGU \ GGUA GUAUAG A CUUUCAUAAGGGUU UCA ACA A AUGAAUAAAAACGUCGCAAUAC^ - - G - A CAUU 110 100 90 80 70 60