tokens: We find that PU . 1 interacts directly with GATA-1 , a zinc finger transcription factor required for erythroid differentiation .
folded_tokens: we find that pu . 1 interacts directly with gata-1 , a zinc finger transcription factor required for erythroid differentiation .
labels: O O O B-protein_molecule I-protein_molecule I-protein_molecule O O O B-protein_molecule O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-other_name I-other_name O