Two tyrosine phosphoproteins of 38 and 63 kD bind to the SH2 domain of Grb2 following Fc gamma RIIA stimulation of platelets .
two tyrosine phosphoproteins of 38 and 63 kd bind to the sh2 domain of grb2 following fc gamma riia stimulation of platelets .
O B-amino_acid_monomer O O O O O O O O O B-protein_domain_or_region I-protein_domain_or_region O B-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O O B-cell_type O