NCIt definition : HLA-DR13 antigen is a protein complex of the major histocompatibility complex, class
II DR protein in which the alpha subunit encoded by the HLA-DRA*01 allele and the
beta subunit serotype is encoded by certain alleles in the HLA-DRB1*13 group.;
NCIt note : HLA-DRB1 alleles that encode HLA-DR13 antigens include: HLA-DRB1*1301, *1302, *1304,
*1306, *1307, *1310, *1312 to *1314.;