10 20 30 40 50 GUGGACGUCCCAUGAUC- GCU-|UG G U A C UGGAA CCU G AG GUAUGUGCCC UGGACU CAU G G GGA C UC CAUAUACGGG ACCUGA GUA C C AGAGACACUACUUUAUUU ACUC^GU A U C C ACGAC 110 100 90 80 70 60