PKB is activated in response to triggering of the T cell antigen receptor ; PtdIns 3-kinase activity is both required and sufficient for this TCR response .
pkb is activated in response to triggering of the t cell antigen receptor ; ptdins 3-kinase activity is both required and sufficient for this tcr response .
B-protein_molecule O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule O O O O O O O O B-protein_molecule O O