<unk> , also known as HLA-DQA1, is a human gene present on short arm of chromosome 6 (6p21.3) and also denotes the genetic locus which contains this gene. The protein encoded by this gene is one of two proteins that are required to form the<unk>  heterodimer, a cell surface receptor essential to the function of the immune system.
Major histocompatibility complex, class II, DQ alpha 1
Common gamma chain
Ii antigen system
Complement receptor 1
Fc receptor
A-234 
Tx2-6
CD94/NKG2