10 20 30 40 50 CGCGGCCCGCGGUCGGUA -- -| C U C GAUUGCA GUUG GGGGAUG GGAA GGC UCAUA AGGAGUU C CAAC CUCCUAC UCUU CCG AGUAU UCCUCGA A CAGGCCUCCGACACGCAC UU U^ U U A CCUACUG . 110 100 90 80 70 60