tokens: Nuclear factor kappa B ( NF-kappa B ) is a pleiotropic transcription factor which is involved in the transcriptional regulation of several specific genes .
folded_tokens: nuclear factor kappa b ( nf-kappa b ) is a pleiotropic transcription factor which is involved in the transcriptional regulation of several specific genes .
labels: B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O O B-other_name I-other_name O O O O O