10 20 30 40 50 60 CUGCAGCGCUGGUCACCU--| C A U GUAAACAU GUCACCUAC UUC CCCUG AGAUCCGAAUUUGU G UAGUGGAUG AGG GGGGU UCUGGGCUUAAACG A AAGGGACCUCCACUUCCCAG^ U A - UCGAAGGC 120 110 100 90 80 70