10 20 30 40 50 60 CUCCUCAGGGUGUCUGCG- CCCC-| CU G U UAGAAUAACA GUG CAGG GAG UAG AGGUUGUAUAGUU \ CAC GUCC UUC AUC UCCAACAUGUCAA U AGUCAACUCCGCCCUCGCA AUAGA^ CU G C UAGAGGUCAC 120 110 100 90 80 70