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| major histocompatibility complex, class II, DR14
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| Haplotypes groups
| DRA*01:DRB1*1401 DRA*01:DRB1*1402 DRA*01:DRB1*1403 DRA*01:DRB1*1404 ....
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| Structure (See HLA-DR)
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| Identifiers | alpha *0101
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| Symbol(s)
| HLA-DRA
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| EBI-HLA
| DRA*0101
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| Identifiers | beta 1 *1401 to *1408 *1410
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| Symbol(s)
| HLA-DRB1
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| EBI-HLA
| DRB1*1401
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| EBI-HLA
| DRB1*1402
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| EBI-HLA
| DRB1*1403
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| EBI-HLA
| DRB1*1404
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| EBI-HLA
| DRB1*1405
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| EBI-HLA
| DRB1*1406
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| Shared data
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| Locus
| chr.6 6p21.31
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HLA-DR14(DR14) is a HLA-DR serotype that recognizes the DRB1*1401 to *1408, *1410 to *1418, and other *14 gene products. DR14 serotype is a split antigen of the older HLA-DR6 serotype group which also contains the similar HLA-DR13 antigens.
Alleles
DR14, DR6 and other serotype recognition of some DRB1*14 alleles[1]
| DRB1* | DR14
| DR6 | DR13 | Sample
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| allele | % | % | % | size (N)
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| 1401 | 74 | 14 | 3 | 1942
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| 1402 | 61 | 13 | 9 | 204
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| 1403 | 72 | 12 | 2 | 37
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| 1404 | 79 | 8 | | 80[2]
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| 1405 | 86 | 10 | | 58
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| 1406 | 37 | 15 | 22 | 117
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| 1407 | 90 | | | 10
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| 1408 | 25 | | | 4
[3]
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| 1410 | >75 | | | 4
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Serotypes are unknown the following alleles: DRB1**1409, *1419 to *1462
Disease associations
DRB1*1402: juvenile rheumatoid arthritis[4], increased longevity in Okinawans.
Extended linkage
DR*14:DQ5 haplotype: increased risk for non-AChR autoantibodies in myasthenia gravis.[5]
Genetic Linkage
| DR14 Haplotypes
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| DRA | DRB1 | DRB3
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| DR14(6)-DR52
| *0101 | *1401 | *0201
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| *0101 | *1402 | *0201
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| *0101 | *1403 | *0101
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|
| DQA1 | DQB1 | DRB1
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| DR14-DQ5(5.3, 1)
| *0104 | *0503 | *1401
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| HLA-A | HLA-B | DRB1
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| A11-B35-DR14(6)
| *1101 | *3501 | *1401
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| A2-B51(5)-DR14(6)
| *0201 | *5101 | *1401
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HLA-DR13 is genetically linked to HLA-DR52[6] and HLA-DQ5 (HLA-DQ1) serotypes.
References
- ^ derived from IMGT/HLA
- ^ DR1404 - 3%
- ^ DR4 - 25%
- ^ Garavito G, Yunis E, Egea E, Ramirez L, Malagón C, Iglesias A, De La Cruz O, Uribe O, Navarro E, Martinez P, Jaraquemada D (2004). "HLA-DRB1 alleles and HLA-DRB1 shared epitopes are markers for juvenile rheumatoid arthritis subgroups in Colombian mestizos.". Hum Immunol 65 (4): 359-65. PMID 15120191.
- ^ Niks EH, Kuks JB, Roep BO, et al (2006). "Strong association of MuSK antibody-positive myasthenia gravis and HLA-DR14-DQ5". Neurology 66 (11): 1772-4. doi:10.1212/01.wnl.0000218159.79769.5c. PMID 16769963.
- ^ Song EY, Park H, Roh EY, Park MH (2004). "HLA-DRB1 and -DRB3 allele frequencies and haplotypic associations in Koreans". Hum. Immunol. 65 (3): 270-6. doi:10.1016/j.humimm.2003.12.005. PMID 15041167.
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