10 20 30 40 50 60 GCUCGGCUCUGCCGCCU--| C CCU UGG U ACUGGUGAGG GCCC GCGCCG UUGGCAA UAGAAC CAC A CGGG CGUGGC AACCGUU AUCUUG GUG A CCGACGACCACCGCCGACU^ C AUC CAG - GCCUAGGGUA 120 110 100 90 80 70