10 20 30 40 50 AAAUCUGACUAGCUAUA---| CCA A U U UUUUA GA CGACA GAAUCCGUGG AGUUA GGCCAUG \ CU GUUGU CUUAGGUACC UUAAU CUGGUAC A ACAAGAACAACAACCGUUCU^ AG- C U - UUGGA 110 100 90 80 70 60