HLA-DR52
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ToursExplore Lably’s 3D toursDRB3, DRB4, and DRB5 are minor DR beta-encoding loci, and they have been recognized as having distinct evolution, having diverged from DRB1 around 4 million years ago.
The DRB3 locus is only apparent in a small subset of DR haplotypes, and most individuals lack DRB3.
Alleles
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Associated diseases
DR52 serotype is positively associated with systemic sclerosis, inflammatory myopathies, inclusion body myositis,
DRB3*01 is positively associated with sarcoidosis, Grave's Disease, pulmonary sarcoidosis,
DRB3*01:01:DRB1*03:01 is linked to Lofgren's syndrome
DRB3*02:02 is also linked to Grave's disease, serum IgG antibodies to Chlamydia pneumoniae with essential hypertension, acute necrotizing encephalopathy
DRB3*03:01 is weakly associated with anticardiolipin antibodies in SLE
DRB3*03:01:DRB1*13:02 may be associated with Crohn's disease
DRB1 linkage
HLA-DRB3 is linked to these HLA-DR serotypes and DRB1 allele groups:
HLA-DR3 - DRB1*03
HLA-DR5 -
- HLA-DR11 - DRB1*11
- HLA-DR12 - DRB1*12
HLA-DR6 -
- HLA-DR13 - DRB1*13
- HLA-DR14 - DRB1*14
Rarely HLA-DR8 - DRB1*08
HLA-DR52 - Sjögren syndrome