tokens: Characterization of the DNA-binding protein by UV cross-linking , Southwestern blot , and antibody ablation/supershift assays revealed that it is similar to a recently reported nuclear factor designated SAF .
folded_tokens: characterization of the dna-binding protein by uv cross-linking , southwestern blot , and antibody ablation/supershift assays revealed that it is similar to a recently reported nuclear factor designated saf .
labels: O O O B-protein_family_or_group I-protein_family_or_group O B-other_name I-other_name O B-other_name I-other_name O O B-other_name I-other_name I-other_name O O O O O O O O O B-protein_family_or_group I-protein_family_or_group O B-protein_molecule O