Unexpectedly , the presence of nuclear I ( kappa ) B ( alpha ) did not inhibit NF-kappaB binding to DNA and this phenomenon was not due to the presence of IkappaBbeta at the nuclear level .
unexpectedly , the presence of nuclear i ( kappa ) b ( alpha ) did not inhibit nf-kappab binding to dna and this phenomenon was not due to the presence of ikappabbeta at the nuclear level .
O O O O O B-protein_molecule B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O B-protein_complex O O O O O O O O O O O O O B-protein_molecule O O O O O