10 20 30 40 50 UCAGGGUAUUCAAGGUAU G--| C U AU CUAUUG UGCUA CGGUUC GCCUUUUC CUG CAGCUGUU \ ACGAU GUUAAG CGGGAAAG GAC GUCGAUAA A UUCCUCGUCCAGCGUGUU GUG^ U U C- AGUUUU . 110 100 90 80 70