Neither a mutation in I kappaB alpha nor a mutation in p50 or relA , the two major subunits of NF-kappaB in this cell line , accounts for this phosphorylation defect .
neither a mutation in i kappab alpha nor a mutation in p50 or rela , the two major subunits of nf-kappab in this cell line , accounts for this phosphorylation defect .
O O O O B-protein_molecule I-protein_molecule O O O O O B-protein_subunit O B-protein_subunit O O O O O O B-protein_complex O O O O O O O O B-other_name I-other_name O