10 20 30 40 50 GCAGGCCCGGGCCCGCU--| CC A U A U GAGCGA GC CCUGUG GCUUCCCUU GUC UCCUA GCCU \ CG GGGCAC CGGAGGGAA CGG AGGGU CGGA U GUGGCGCCCCGACACCCAC^ UC C C C - GGUCCG 110 100 90 80 70 60