10 20 30 40 50 GCCCCCUGCUGGAAGGU- -| UG U A G GGUUUC GAU GCCUAU GA GUAACAGCA CUCCAU UGGAA \ CUG CGGAUA UU UAUUGUCGU GGGGUG ACCUU A CGAGGUACGCUGCGAGGA U^ GU U C - UUCCCU . 110 100 90 80 70