Upon stimulation by various agents , I kappaB is proteolyzed and NF-kappaB translocates to the nucleus , where it activates its target genes .
upon stimulation by various agents , i kappab is proteolyzed and nf-kappab translocates to the nucleus , where it activates its target genes .
O O O O O O B-protein_molecule I-protein_molecule O O O B-protein_complex O O O O O O O O O O O O