10 20 30 40 50 60 GUAAGGGUCCAAACUGCUGA-- UGAAG CG-| U UCAAGACCAC GG CUGAAGAGAGC UCUAU GACAGU G CC GACUUCUCUCG AGGUA CUGUCG A AAUUUUGUUUUAUGGUAACUGG UAGUA CUG^ - UGUGUUGCUG 120 110 100 90 80 70