10 20 30 40 50 GUGUAUCCGAUGUGACA- UU - C A-| A G UGUUU GC CU GUAG ACU AAGUGCUUAU GUGCAG UAG \ CG GA CGUC UGA UUCACGAGUA UACGUC AUC A CCGGCUUCGACCUCAAGA UC U A AA^ C - UAUUG 110 100 90 80 70 60