10 20 30 40 50 ACUGAAGAUAGUAACCG-- GA CA-| A G G UGAUAU GUCA AUAAUGU AAGUGCUU CA UGCAG UAG \ CAGU UAUUACG UUCACGGA GU ACGUC AUC G AUGUCAAGGUCUCCGCCGA GA AUG^ A G - UAAGAU . 110 100 90 80 70