10 20 30 40 50 60 CUGUGAUCAGAAUGUGACU- -| UG U GU UUAGGGCUAUGC GUC CUU GGG GAG AGUAGGUUGUAUAGUU C CGG GAA CCU UUC UCAUCUAACAUAUCAA C GUAGGUCGCGACUGUAGUGU U^ GU - UG UAGACUGUCCGU . 120 110 100 90 80 70