10 20 30 40 50 60 CGGUAAGCUUUUCUGCUAAACA--| C CG GUAACCUCAU GUGCCA GCUGGAUGUGUU UUAGUCAUA \ CGCGGU CGACUUACACAG GAUCAGUAU C CUCUUUUUUCAAGACGUAUCAAAC^ U A- UCGGACUUAA 120 110 100 90 80 70