10 20 30 40 50 UGGGUGCGUGUGUGUGU--| A UG U UGUAACA GUUAUACAUG AUACG UGUA GUGGGCUUAUG A CGAUGUGUAC UGUGU ACAU UACCCGAGUGC A ACGCCAUGGUCGUCGGUAA^ G GU U GGUGCGA . 110 100 90 80 70 60