Gene Information
Gene NameHLA-DRB1
OrganismHomo sapiens (Human)
Gene Length266
Protein NamesHLA class II histocompatibility antigen, DRB1 beta chain (Human leukocyte antigen DRB1) (HLA-DRB1)
Target Namehla class ii histocompatibility antigen, drb1-1 beta chain
Target TypeNA
Gene Age382 ( ENSG00000196126 )
3 ( ENSG00000206240 )
3 ( ENSG00000206306 )
3 ( ENSG00000228080 )
3 ( ENSG00000229074 )
3 ( ENSG00000236884 )
Evolutionary StageVertebrata
AlphaFoldDBP01911
Gene CardHLA-DRB1
Uniprot IDP01911
PfamPF07654; PF00969
In ASDno
Allosteric Predictionyes (0.878792046)
Ortholog in AnimalsAlpaca_ PATR-DQB1 ( ortholog_one2one )
Mouse_ H2-Eb2 ( ortholog_one2many )
OhnologsNA
ParalogsHLA-DPB1, HLA-DPA1, HLA-DMB, HLA-DOA, HLA-DQA1, HLA-DQA2, HLA-DOB, HLA-DRA, B2M, HLA-DQB1, HLA-DQB2, HLA-DMA, HLA-DRB5
TissueNA
Tissue SpecificityExpressed in professional APCs: monocyte/macrophages, dendritic cells and B cells (at protein level) (PubMed:31495665, PubMed:23783831, PubMed:19830726). Expressed in thymic epithelial cells (at protein level) (PubMed:23783831). {ECO:0000269|PubMed:23783831, ECO:0000269|PubMed:31495665}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 1A6A  (X-ray  2.75A  1AQD  (X-ray  2.45A  1BX2  (X-ray  2.60A  1D5M  (X-ray  2.00A  1D5X  (X-ray  2.45A  1D5Z  (X-ray  2.00A  1D6E  (X-ray  2.45A  1DLH  (X-ray  2.80A  1FYT  (X-ray  2.60A  1HXY  (X-ray  2.60A  1J8H  (X-ray  2.40A  1JWM  (X-ray  2.70A  1JWS  (X-ray  2.60A  1JWU  (X-ray  2.30A  1KG0  (X-ray  2.65A  1KLG  (X-ray  2.40A  1KLU  (X-ray  1.93A  1LO5  (X-ray  3.20A  1PYW  (X-ray  2.10A  1R5I  (X-ray  2.60A  1SEB  (X-ray  2.70A  1SJE  (X-ray  2.45A  1SJH  (X-ray  2.25A  1T5W  (X-ray  2.40A  1T5X  (X-ray  2.50A  1YMM  (X-ray  3.50A  2FSE  (X-ray  3.10A  2G9H  (X-ray  2.00A  2IAM  (X-ray  2.80A  2IAN  (X-ray  2.80A  2ICW  (X-ray  2.41A  2IPK  (X-ray  2.30A  2OJE  (X-ray  3.00A  2SEB  (X-ray  2.50A  2WBJ  (X-ray  3.00A  2XN9  (X-ray  2.30A  3L6F  (X-ray  2.10A  3O6F  (X-ray  2.80A  3PDO  (X-ray  1.95A  3PGC  (X-ray  2.66A  3PGD  (X-ray  2.72A  3QXA  (X-ray  2.71A  3QXD  (X-ray  2.30A  3S4S  (X-ray  2.40A  3S5L  (X-ray  2.10A  3T0E  (X-ray  4.00A  4AEN  (X-ray  2.20A  4AH2  (X-ray  2.36A  4C56  (X-ray  2.90A  4E41  (X-ray  2.60A  4FQX  (X-ray  2.60A  4GBX  (X-ray  3.00A  4I5B  (X-ray  2.12A  4IS6  (X-ray  2.50A  4MCY  (X-ray  2.30A  4MCZ  (X-ray  2.41A  4MD0  (X-ray  2.19A  4MD4  (X-ray  1.95A  4MD5  (X-ray  1.65A  4MDI  (X-ray  2.00A  4MDJ  (X-ray  1.70A  4OV5  (X-ray  2.20A  4X5W  (X-ray  1.34A  4X5X  (X-ray  3.20A  4Y19  (X-ray  2.50A  4Y1A  (X-ray  4.00A  5JLZ  (X-ray  1.99A  5LAX  (X-ray  2.60A  5NI9  (X-ray  1.33A  5NIG  (X-ray  1.35A  6BIJ  (X-ray  2.10A  6BIL  (X-ray  2.40A  6BIN  (X-ray  2.50A  6BIR  (X-ray  2.30A  6BIV  (X-ray  2.90A  6BIX  (X-ray  2.20A  6BIY  (X-ray  2.05A  6BIZ  (X-ray  2.10A  6CPL  (X-ray  2.45A  6CPN  (X-ray  2.00A  6CPO  (X-ray  2.40A  6CQJ  (X-ray  2.75A  6CQL  (X-ray  2.40A  6CQN  (X-ray  2.50A  6CQQ  (X-ray  2.80A  6CQR  (X-ray  3.04A  6HBY  (X-ray  1.95A  6NIX  (X-ray  2.10A  6QZA  (X-ray  3.09A  6QZC  (X-ray  1.64A  6QZD  (X-ray  2.66A  6R0E  (X-ray  1.91A  6V0Y  (X-ray  2.70A  6V13  (X-ray  2.75A  6V15  (X-ray  2.80A  6V18  (X-ray  2.35A  6V19  (X-ray  2.60A  6V1A  (X-ray  2.29A 
DBSNP rs707953  rs17879020  rs9270303  rs9270302  rs9270299  rs17879746  rs9269957  rs17878703  rs9269955  rs1136756  rs1136758  rs9269951  rs17882014  rs17879981  rs17879702  rs17885382  rs1059572  rs1059569  rs1059575  rs17878947  rs3175105  rs11554462  rs17882300  rs17882300  rs1064664  rs17879995  rs707957  rs796324593  rs707957  rs17878951  rs17878614  rs17882455  rs17884945  rs17885129  rs17885129  rs17882583  rs1059586  rs17886918  rs17886918  rs17884070  rs9269942  rs796196270  rs17878857  rs17886882  rs9269941  rs17424145  rs17885482  rs17882084  rs1071752  rs17405219  rs2308760  rs751099504  rs1059351  rs707954  rs78916069  rs701829  rs77637983  rs3205588  rs111739605  rs17887154  rs9269744 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:18305173, ECO:0000269|PubMed:19830726, ECO:0000269|PubMed:29884618};
Single-pass type I membrane protein {ECO:0000255}. Endoplasmic reticulum membrane {ECO:0000269|PubMed:18305173};
Single-pass type I membrane protein {ECO:0000255}. Lysosome membrane {ECO:0000269|PubMed:18305173, ECO:0000269|PubMed:9075930};
Single-pass type I membrane protein {ECO:0000255}. Late endosome membrane {ECO:0000269|PubMed:18305173, ECO:0000269|PubMed:9075930};
Single-pass type I membrane protein {ECO:0000255}. Autolysosome membrane {ECO:0000269|PubMed:17182262}. Note=The MHC class II complex transits through a number of intracellular compartments in the endocytic pathway until it reaches the cell membrane for antigen presentation (PubMed:18305173). Component of immunological synapses at the interface between T cell and APC (PubMed:29884618). {ECO:0000269|PubMed:18305173, ECO:0000269|PubMed:29884618}.
Mouse PG classificationNA
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