tokens: The promoter of the CD19 gene is a target for the B-cell-specific transcription factor BSAP .
folded_tokens: the promoter of the cd19 gene is a target for the b-cell-specific transcription factor bsap .
labels: O B-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group B-protein_molecule O