Ready-to-use ELISA kits are available for the detection of H-2Ma, an alias of the protein, major histocompatibility complex, class II, DM alpha. The official gene symbol is HLA-DMA. The protein has a mass of 29.2 kDa and length of 261 residues. It may be known by other names, including: HLADM, DMA, really interesting new gene 6 protein, class II histocompatibility antigen M alpha chain, MHC class II antigen DMA.