10 20 30 40 50 60 CCAGGCAAGCAACGAGU- AA-| UC AU A GUCCUUGU GGU UCACA UACUGUUUUCU UGGUGC UAGA \ CCA AGUGU AUGACGAAAGA ACCACG AUCU U UACUUCUUUCUUCUAACC CAG^ UU GU - UCUUCAUU 120 110 100 90 80 70