The -45 site is an E box that binds basic helix-loop-helix-zipper proteins whereas the -160 site is a composite PU . 1 and Pip binding site .
the -45 site is an e box that binds basic helix-loop-helix-zipper proteins whereas the -160 site is a composite pu . 1 and pip binding site .
O B-DNA_domain_or_region I-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-DNA_domain_or_region I-DNA_domain_or_region O 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 I-DNA_domain_or_region O