10 20 30 40 50 60 UGUGUGUGUGUGUCUCU-- U -| A A UUACGU CUC GUGUCCUG CC GUGGUUUUACCCU UGGUAGG C GGG CAUAGGAC GG CACCAAGAUGGGA ACCAUCU A GGAGGCUACGGCUCUCGCG U A^ - C UGUCGU 120 110 100 90 80 70