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