The composite PU . 1 and Pip site likely accounts for both lineage and stage -specific expression of CD20 whereas the CD20 E box binding proteins enhance overall promoter activity and may link the promoter to a distant enhancer .
the composite pu . 1 and pip site likely accounts for both lineage and stage -specific expression of cd20 whereas the cd20 e box binding proteins enhance overall promoter activity and may link the promoter to a distant enhancer .
O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O O O B-protein_molecule O O B-protein_molecule B-DNA_domain_or_region I-DNA_domain_or_region O O O O B-other_name I-other_name O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O