From: Validation of the reshaped shared epitope HLA-DRB1 classification in rheumatoid arthritis
Allele classification | Amino acid sequence at positions 70–74 | HLA-DRB1 alleles |
---|---|---|
S1 | D-E-RAA | *0103, *0402, *1102, *1103, *1301, *1302, *1304, *1323 |
Q-A-RAA | *15 | |
S2 | Q-K-RAA | *0401 |
D-K-RAA | *1303 | |
S3D | D-R-RAA | *1101, *1104, *12, *1305, *1306, *1325, *1422, *16 |
S3P | Q-R-RAA | *0101, *0102, *0404, *0405, *0408 |
R-R-RAA | *1001 | |
X | Q-K-RGR | *03 |
Q-R-RAE | *0403, *0407, *0411 | |
D-R-RGQ | *07 | |
D-R-RAL | *08 | |
R-R-RAE | *0901, *1401, *1404 |