10 20 30 40 50 60 GAAACCCUCCUCCUUUG--| GAG G U AU - C GUGGCA CCG CUC CGUUGG CCGGG GCGGG GCA UGUU \ GGC GAG GCGACC GGCCC UGCUC CGU AUAA A CGCCCGCACCUACUCUCGC^ ACG A - -- A U GCGCUC . 110 100 90 80 70