10 20 30 40 50 60 AGCAACACUGGAAGCUG---| A UU G U UAGAGUUACA UGUGC UCCGGG GAG UAG AGGUUGUAUGGUU \ ACACG AGGUUC UUC AUC UCCAACAUGUCAA C CUUAAGGAGCUACCGAGUUC^ - CU G U UUGAGGGUCC 120 110 100 90 80 70