10 20 30 40 50 60 GACACCUUCAGUAUCAUCA-- A -| C U U AGGGUUUUAU GCAUC UGCAUU AUUUCAGG AGUA AC GGUAA \ UGUAG ACGUAA UAAAGUCC UCGU UG CCAUU U CUUCCCCCAACCCAAUAAGUG A U^ A - U CUUACCACGU 120 110 100 90 80 70