10 20 30 40 50 60 UCCAGCCAUUGUGACUGCA U---| CU G U UAGAAUUACA UGC CCCAGG GAG UAG AGGUUGUAUAGUU \ ACG GGGUUC UUC AUC UCCGACAUGUCAA U AGAGUGGUACAACAAAUC- UUCU^ CU G C UAGAGGGAAC 120 110 100 90 80 70