In fact , while the NH2 regulatory domain is sufficient to mediate CD4 accessory function , we show here that the catalytic domain of pp56 ( lck ) is sufficient for induction of IL-2 production , mimicking TCR ligation .
in fact , while the nh2 regulatory domain is sufficient to mediate cd4 accessory function , we show here that the catalytic domain of pp56 ( lck ) is sufficient for induction of il-2 production , mimicking tcr ligation .
O O O O O B-protein_molecule B-protein_domain_or_region I-protein_domain_or_region O O O O B-protein_molecule O O O O O O O O B-protein_domain_or_region I-protein_domain_or_region O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O B-protein_molecule O O O B-protein_family_or_group O O