tokens: The developmental stage-specificity of PYBF and the location of its binding site between the fetal and adult beta-globin ( HBB ) -like genes suggest that PBYF and its binding site may function in fetal-to-adult globin gene switching .
folded_tokens: the developmental stage-specificity of pybf and the location of its binding site between the fetal and adult beta-globin ( hbb ) -like genes suggest that pbyf and its binding site may function in fetal-to-adult globin gene switching .
labels: O O O O B-protein_molecule O O O O O O O O O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O B-protein_molecule O O O O O O O B-other_name B-DNA_family_or_group I-DNA_family_or_group O O