10 20 30 40 50 UGCAUCCCCUGGGCCCU--| C U UA A AUUCCU GGGCGGG GGC GU AGACUUGC GUGAUGUUUA \ CCUGCCC UCG CG UCUGAACG CACUACAAGU C GGGACGGAUCCGUCGUACC^ U U UG A GCACCU 110 100 90 80 70 60