Statistics
The allele counts below are for alleles officially recognised in the latest release of the IPD-IMGT/HLA Database. This includes alleles which have been named but are still held as confidential, but does not include alleles which have been Deleted.
- For details of the latest release of the database please view the latest Version Report.
- For statistics on database growth please view our Database Growth Report.
- For statistics on worldwide submissions please view our Submissions World Map
- For details of previous releases of the database please view the Release Report Archive
| Numbers of HLA Alleles | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HLA class I alleles | 28062 | |||||||||||||
| HLA class II alleles | 12375 | |||||||||||||
| HLA alleles | 40437 | |||||||||||||
| Other non-HLA alleles | 996 | |||||||||||||
| Number of confidential alleles | 0 | |||||||||||||
| HLA class I | ||||||||||||||
| Gene | A | B | C | E | F | G | ||||||||
| Alleles | 8472 | 10183 | 8570 | 372 | 106 | 176 | ||||||||
| Proteins | 4949 | 6073 | 4723 | 141 | 19 | 52 | ||||||||
| Nulls | 445 | 364 | 385 | 10 | 2 | 6 | ||||||||
| HLA class I - Pseudogenes | ||||||||||||||
| Gene | H | J | K | L | N | P | R | S | T | U | V | W | Y | |
| Alleles | 82 | 33 | 7 | 6 | 5 | 5 | 2 | 7 | 9 | 7 | 4 | 13 | 3 | |
| Proteins | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Nulls | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| HLA class II | ||||||||||||||
| Gene | DRA | DRB | DQA1 | DQA2 | DQB1 | DQB2 | DPA1 | DPA2 | DPB1 | DPB2 | DMA | DMB | DOA | DOB |
| Alleles | 78 | 4752 | 847 | 42 | 2771 | 41 | 740 | 6 | 2762 | 7 | 60 | 85 | 113 | 71 |
| Proteins | 17 | 3139 | 431 | 11 | 1657 | 9 | 361 | 0 | 1583 | 0 | 9 | 9 | 16 | 17 |
| Nulls | 0 | 210 | 21 | 0 | 122 | 1 | 31 | 0 | 145 | 0 | 0 | 0 | 1 | 1 |
| HLA class II - DRB Alleles | ||||||||||||||
| Gene | DRB1 | DRB2 | DRB3 | DRB4 | DRB5 | DRB6 | DRB7 | DRB8 | DRB9 | |||||
| Alleles | 3751 | 1 | 514 | 264 | 209 | 4 | 2 | 1 | 6 | |||||
| Proteins | 2422 | 0 | 394 | 167 | 156 | 0 | 0 | 0 | 0 | |||||
| Nulls | 133 | 0 | 25 | 27 | 25 | 0 | 0 | 0 | 0 | |||||
| Other non-HLA Genes | ||||||||||||||
| Gene | HFE | MICA | MICB | TAP1 | TAP2 | |||||||||
| Alleles | 6 | 570 | 295 | 19 | 106 | |||||||||
| Proteins | 4 | 281 | 49 | 11 | 13 | |||||||||
| Nulls | 0 | 9 | 25 | 1 | 0 | |||||||||