p50B is able to form heteromeric kappa B-binding complexes with RelB , as well as with p65 and p50 , the two subunits of NF-kappa B .
p50b is able to form heteromeric kappa b-binding complexes with relb , as well as with p65 and p50 , the two subunits of nf-kappa b .
B-protein_subunit O O O O B-protein_complex I-protein_complex I-protein_complex I-protein_complex O B-protein_molecule O O O O O B-protein_subunit O B-protein_subunit O O O O O B-protein_molecule I-protein_molecule O