10 20 30 40 50 AGCGAACUUGGUAUUUU- G -| GU AGUAAU GCGGUU CCAGUG UCAUUUUUGUGAU UGCAGCU A UGUCAA GGUUAC AGUGAAAACACUG ACGUUGA U UCCGGACCGACUCCUCUG A U^ AU CCCGAG . 110 100 90 80 70 60