The mammalian NF-kappaB and octamer binding sites seem to be absent , although there are alternative potential NF-kappaB and octamer-binding elements in the chicken IL2 promoter , in close proximity to their mammalian homologues .
the mammalian nf-kappab and octamer binding sites seem to be absent , although there are alternative potential nf-kappab and octamer-binding elements in the chicken il2 promoter , in close proximity to their mammalian homologues .
O B-protein_complex B-protein_complex O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O O B-protein_complex O B-DNA_family_or_group I-DNA_family_or_group O O B-DNA_domain_or_region B-protein_molecule O O O O O O O B-DNA_family_or_group I-DNA_family_or_group O