Definition: A specific HLA-A surface antigen subtype. Members of this subtype contain alpha chains that are encoded by the HLA-A*02 allele family.
Other names HLA Class I Histocompatibility Antigen, A 2 alpha ; HLA A2 Antigen; Antigen, HLA-A2; HLA-A2; HLA Class I Histocompatibility Antigen, A-2 alpha