tokens: In vivo footprinting identified protected regions over the known high affinity B cell lineage-specific activator protein ( BSAP ) site , the low affinity BSAP site , a SP1/Egr-1 site termed the CD19 GC box , and two novel sites named the AT box and PyG box .
folded_tokens: in vivo footprinting identified protected regions over the known high affinity b cell lineage-specific activator protein ( bsap ) site , the low affinity bsap site , a sp1/egr-1 site termed the cd19 gc box , and two novel sites named the at box and pyg box .
labels: O B-other_name I-other_name O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region 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 O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O B-DNA_domain_or_region I-DNA_domain_or_region O