HLA-DMA
HLA-DMA is a gene that in humans encodes the alpha chain of the DMA protein, a part of the Major Histocompatibility Complex (MHC) class II molecule. This gene is also referred to as the HLA-DM gene. The HLA-DMA gene is located on the short arm of chromosome 6 (6p21.3).
Function[edit | edit source]
The HLA-DMA gene is part of the human leukocyte antigen system, which is involved in the immune system's recognition of foreign substances. The HLA-DMA gene product forms a heterodimer with the HLA-DMB gene product. This heterodimer is crucial for the proper functioning of the immune system, as it plays a role in the loading of peptides onto MHC class II molecules. This process is essential for the presentation of these peptides to T cells, which is a critical step in the immune response to pathogens.
Clinical significance[edit | edit source]
Mutations in the HLA-DMA gene have been associated with several autoimmune diseases, including rheumatoid arthritis, type 1 diabetes, and multiple sclerosis. Further research is needed to fully understand the role of HLA-DMA in these diseases and to develop potential therapeutic strategies.
See also[edit | edit source]
References[edit | edit source]
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Contributors: Prab R. Tumpati, MD