The kappa B sequence ( GGGACTTTCC ) binds a factor , NF-kappa B , that is constitutively found in its functional , DNA binding form only in B lymphocytes .
the kappa b sequence ( gggactttcc ) binds a factor , nf-kappa b , that is constitutively found in its functional , dna binding form only in b lymphocytes .
O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O B-polynucleotide O O O O O B-protein_molecule I-protein_molecule O O O O O O O O O O O O O O B-cell_type I-cell_type O