Displacement of an E-box-binding repressor by basic helix-loop-helix proteins : implications for B-cell specificity of the immunoglobulin heavy-chain enhancer .
displacement of an e-box-binding repressor by basic helix-loop-helix proteins : implications for b-cell specificity of the immunoglobulin heavy-chain enhancer .
O O O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O B-other_name I-other_name O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O