10 20 30 40 50 60 ACUUCAGACUUCCCACGU- C C-| A AA A UUGGGUGG CAC UGCUC UC GAUCAG GGUG UUGUGGCU \ GUG ACGAG AG CUGGUC UCAC GACACCGA A UACUCCAUUUUCCGAUCCU A AA^ A CG - CUAACGAU 120 110 100 90 80 70