Major histocompatibility complex class 1 chain-related gene sequence A is a polymorphic gene found at about 46. 6 kb centromeric to HLA-B. It encodes a transmembrane protein. which is a non-classical human leukocyte antigen whose expression is normally induced by stress conditions like cancer and viral infections. https://parisnaturalfoodes.shop/product-category/complete-megazymes/