10 20 30 40 50 UCCAAAGGGUAGGAUACC GA--| U A CUCUUA GU ACGGCGGC GACAAUUUCCGAGUU GGCCA \ CA UGCCGCCG CUGUUAAAGGCUCAA CCGGU U UAUAAAAGGCUCCCCAUC AAAG^ U A GACUAA 110 100 90 80 70 60