A portion of amino acids 266-297 from the cytoplasmic domain was used as the immunogen for the CD20 antibody.
Recognizes a protein of 30-33kDa, which is identified as CD20. It is a non-Ig differentiation antigen of B-cells and its expression is restricted to normal and neoplastic B-cells, being absent from all other leukocytes and tissues. CD20 is expressed by p