10 20 30 40 50 GCAAAUAGGUGAUAAAUA--| G A G AAC GAAAGGUG CUGCGG UUGUA AAUCUCU CAGGC UGUG \ GAUGUC AACAU UUAGGGA GUCCG ACAC A UACACUAUCACUACGCAGAC^ A A A GUU ACUGUUCC . 110 100 90 80 70