I kappa B proteins inhibit DNA binding and prevent nuclear uptake of NF-kappa B complexes .
i kappa b proteins inhibit dna binding and prevent nuclear uptake of nf-kappa b complexes .
B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O O O O O B-protein_complex I-protein_complex I-protein_complex O