Mutations of the AML1- or LBF4- binding sites had no effect on EBNA-2 transactivation , whereas mutation of the PU . 1 -binding site completely eliminated EBNA-2 responses .
mutations of the aml1- or lbf4- binding sites had no effect on ebna-2 transactivation , whereas mutation of the pu . 1 -binding site completely eliminated ebna-2 responses .
O O O O O O O O O O O O B-protein_molecule O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule O O O O B-protein_molecule O O