In vitro translated Spi-B protein can bind to PU . 1 binding sites in myeloid promoters and transactivate these promoters in nonmyeloid cells .
in vitro translated spi-b protein can bind to pu . 1 binding sites in myeloid promoters and transactivate these promoters in nonmyeloid cells .
O O O B-protein_molecule O O O O B-protein_molecule I-protein_molecule I-protein_molecule O O O B-DNA_domain_or_region I-DNA_domain_or_region O O O B-DNA_family_or_group O B-cell_type I-cell_type O