10 20 30 40 50 GCCCUUGAGCUAUGGGAU-----| C UAU - CUG ACUGAC GUC CA UGGCUUUU AUUCCA UCAGUG U CGG GU ACUGAAGA UGAGGU GGUCAC A AAUCACCGUUUCGACCCUAUCCU^ A --- C UCA GAGAGA 110 100 90 80 70 60