Ready-to-use ELISA kits are available for the detection of OX34, an alias of the protein, CD2 molecule. The official gene symbol is CD2. The protein, with a mass of 39.4 kDa and length of 351 residues, is reported to be membrane-associated. It may be known by other names, including: rosette receptor, lymphocyte-function antigen-2, T-cell surface antigen T11/Leu-5, LFA-3 receptor, CD2 antigen (p50) sheep red blood cell receptor, and T-cell surface antigen CD2, and T11.