10 20 30 40 50 60 UCCAGCCACUGUGACGGCA ---| CU G U UAGAGUUACA UGC UCCCAGG GAG UAG AGGUUGUAUAGUU \ ACG AGGGUUC UUC AUC UCCGACAUGUCAA A AGAGUGGUACAACGAAAC- UUC^ CU G C UAGAGGGAAC 120 110 100 90 80 70