tokens: Specific NF-kappa B subunits act in concert with Tat to stimulate human immunodeficiency virus type 1 transcription .
folded_tokens: specific nf-kappa b subunits act in concert with tat to stimulate human immunodeficiency virus type 1 transcription .
labels: O B-protein_subunit I-protein_subunit I-protein_subunit O O O O B-protein_molecule O O B-virus I-virus I-virus I-virus I-virus O O