A portion of amino acids aa 20-40 from the human protein was used as the immunogen for the recombinant CD3e antibody.
CD3 consists of five different polypeptide chains (designated as gamma, delta, epsilon, zeta, and eta) with MW ranging from 16-28kDa. The CD3 complex is closely associated at the lymphocyte cell surface with the T cell antigen receptor (TCR). Reportedly,