tokens: NF-kappa B is a DNA-binding regulatory factor able to control transcription of a number of genes , including human immunodeficiency virus ( HIV ) genes .
folded_tokens: nf-kappa b is a dna-binding regulatory factor able to control transcription of a number of genes , including human immunodeficiency virus ( hiv ) genes .
labels: B-protein_molecule I-protein_molecule O O B-protein_molecule I-protein_molecule I-protein_molecule O O O B-other_name O O O O O O O B-virus I-virus I-virus O B-virus O O O