10 20 30 40 50 CCAUUUCACCUGGCCAU--| UUG U CA C AGGGCU GUGAC UGGGC UCCCUUUGU UCCUU GCCU \ CACUG ACUCG GGGGAAACG AGGGA CGGG C UUCGAGGCACGACACCCUU^ UUG U AC - ACGAGU 110 100 90 80 70 60