To define these targets for SHP1 we have compared the effects of constitutively active and inactive mutants of SHP1 on TCR signaling .
to define these targets for shp1 we have compared the effects of constitutively active and inactive mutants of shp1 on tcr signaling .
O O O O O B-protein_molecule O O O O O O O O O O O O B-protein_molecule O B-protein_family_or_group O O