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 | 30508 | |||||||||||||
| HLA class II alleles | 14267 | |||||||||||||
| HLA alleles | 44775 | |||||||||||||
| Other non-HLA alleles | 1230 | |||||||||||||
| Number of confidential alleles | 0 | |||||||||||||
| HLA class I | ||||||||||||||
| Gene | A | B | C | E | F | G | ||||||||
| Alleles | 9175 | 11110 | 9288 | 389 | 136 | 203 | ||||||||
| Proteins | 5348 | 6589 | 5130 | 147 | 32 | 66 | ||||||||
| Nulls | 490 | 405 | 435 | 10 | 3 | 6 | ||||||||
| HLA class I - Pseudogenes | ||||||||||||||
| Gene | H | J | K | L | N | P | R | S | T | U | V | W | Y | |
| Alleles | 105 | 34 | 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 | 129 | 5349 | 1026 | 42 | 3069 | 41 | 929 | 6 | 3104 | 7 | 106 | 165 | 169 | 125 |
| Proteins | 20 | 3395 | 510 | 11 | 1810 | 9 | 423 | 0 | 1758 | 0 | 12 | 9 | 19 | 22 |
| Nulls | 0 | 244 | 25 | 0 | 133 | 1 | 36 | 0 | 171 | 0 | 0 | 0 | 1 | 1 |
| HLA class II - DRB Alleles | ||||||||||||||
| Gene | DRB1 | DRB2 | DRB3 | DRB4 | DRB5 | DRB6 | DRB7 | DRB8 | DRB9 | |||||
| Alleles | 3977 | 1 | 746 | 350 | 262 | 4 | 2 | 1 | 6 | |||||
| Proteins | 2574 | 0 | 447 | 196 | 178 | 0 | 0 | 0 | 0 | |||||
| Nulls | 146 | 0 | 32 | 36 | 30 | 0 | 0 | 0 | 0 | |||||
| Other non-HLA Genes | ||||||||||||||
| Gene | HFE | MICA | MICB | TAP1 | TAP2 | |||||||||
| Alleles | 6 | 727 | 372 | 19 | 106 | |||||||||
| Proteins | 4 | 281 | 65 | 11 | 13 | |||||||||
| Nulls | 0 | 10 | 26 | 1 | 0 | |||||||||