tokens: Previous protein-DNA binding studies have shown that HS-40 consists of multiple nuclear factor binding motifs that are occupied in vivo in an erythroid lineage- and developmental stage- specific manner .
folded_tokens: previous protein-dna binding studies have shown that hs-40 consists of multiple nuclear factor binding motifs that are occupied in vivo in an erythroid lineage- and developmental stage- specific manner .
labels: O B-other_name I-other_name I-other_name O O O B-DNA_domain_or_region O O O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O O O O O O O