tokens: By competition experiments and supershift assays , we identified the induced HRF as containing at least the ubiquitous transcription factor NF-Y .
folded_tokens: by competition experiments and supershift assays , we identified the induced hrf as containing at least the ubiquitous transcription factor nf-y .
labels: O B-other_name I-other_name O B-other_name I-other_name O O O O O B-protein_complex O O O O O O B-protein_family_or_group I-protein_family_or_group B-protein_molecule O