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Gene Gene information from NCBI Gene database.
Entrez ID 3122
Gene name Major histocompatibility complex, class II, DR alpha
Gene symbol HLA-DRA
Synonyms (NCBI Gene)
HLA-DRA1
Chromosome 6
Chromosome location 6p21.32
Summary HLA-DRA is one of the HLA class II alpha chain paralogues. This class II molecule is a heterodimer consisting of an alpha and a beta chain, both anchored in the membrane. This molecule is expressed on the surface of various antigen presenting cells such a
miRNA miRNA information provided by mirtarbase database.
41 Show/Hide all (41)
miRTarBase ID miRNA Experiments Reference
MIRT401743 hsa-miR-548c-3p PAR-CLIP 23592263
MIRT392159 hsa-miR-4496 PAR-CLIP 23592263
MIRT401741 hsa-miR-128-3p PAR-CLIP 23592263
MIRT401739 hsa-miR-216a-3p PAR-CLIP 23592263
MIRT401744 hsa-miR-3681-3p PAR-CLIP 23592263
Transcription factors Transcription factors information provided by TRRUST V2 database.
11 Show/Hide all (11)
Transcription factor Regulation Reference
CIITA Activation 9600954
CIITA Unknown 10886240;11429551;11889043;9300692
HDAC1 Repression 11533238
ILF3 Repression 10079079
ILF3 Unknown 7651394
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
63 Show/Hide all (63)
GO ID Ontology Definition Evidence Reference
GO:0000139 Component Golgi membrane TAS
GO:0001772 Component Immunological synapse IDA 15322540, 29884618
GO:0001916 Process Positive regulation of T cell mediated cytotoxicity IDA 29884618
GO:0002250 Process Adaptive immune response IEA
GO:0002376 Process Immune system process IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
142860 4947 ENSG00000204287
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P01903
Protein name HLA class II histocompatibility antigen, DR alpha chain (MHC class II antigen DRA)
Protein function An alpha chain of antigen-presenting major histocompatibility complex class II (MHCII) molecule. In complex with the beta chain HLA-DRB, displays antigenic peptides on professional antigen presenting cells (APCs) for recognition by alpha-beta T
PDB 1A6A , 1AQD , 1BX2 , 1D5M , 1D5X , 1D5Z , 1D6E , 1DLH , 1FV1 , 1FYT , 1H15 , 1HQR , 1HXY , 1J8H , 1JWM , 1JWS , 1JWU , 1KG0 , 1KLG , 1KLU , 1LO5 , 1PYW , 1R5I , 1SEB , 1SJE , 1SJH , 1T5W , 1T5X , 1YMM , 1ZGL , 2FSE , 2G9H , 2IAM , 2IAN , 2ICW , 2IPK , 2OJE , 2Q6W , 2SEB , 2WBJ , 2XN9 , 3C5J , 3L6F , 3O6F , 3PDO , 3PGC , 3PGD , 3QXA , 3QXD , 3S4S , 3S5L
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00993 MHC_II_alpha 29 → 108 Class II histocompatibility antigen, alpha domain Domain
PF07654 C1-set 114 → 195 Immunoglobulin C1-set domain Domain
Tissue specificity TISSUE SPECIFICITY: Expressed in professional APCs: macrophages, dendritic cells and B cells (at protein level) (PubMed:15322540, PubMed:23783831, PubMed:31495665). Expressed in thymic epithelial cells (at protein level) (PubMed:23783831). {ECO:0000269|Pu
Sequence
Sequence length 254
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
KEGG Pathway Reactome Pathway
Phagosome Downstream TCR signaling
Cell adhesion molecules Phosphorylation of CD3 and TCR zeta chains
Antigen processing and presentation Translocation of ZAP-70 to Immunological synapse
Hematopoietic cell lineage Generation of second messenger molecules
Th1 and Th2 cell differentiation MHC class II antigen presentation
Th17 cell differentiation PD-1 signaling
Intestinal immune network for IgA production Interferon gamma signaling
Type I diabetes mellitus  
Leishmaniasis  
Toxoplasmosis  
Staphylococcus aureus infection  
Tuberculosis  
Influenza A  
Human T-cell leukemia virus 1 infection  
Herpes simplex virus 1 infection  
Epstein-Barr virus infection  
Asthma  
Autoimmune thyroid disease  
Inflammatory bowel disease  
Systemic lupus erythematosus  
Rheumatoid arthritis  
Allograft rejection  
Graft-versus-host disease  
Viral myocarditis  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
73
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Show/Hide Unknown Diseases (73)
Phenotype Name Clinical Significance Source Reference Evidence Score
ALZHEIMER DISEASE — GWAS catalog 30617256, 35851147, 39998322
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ANTIPHOSPHOLIPID SYNDROME — GWAS catalog 28424481
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ASTHMA — Disgenet, GWAS catalog
Disgenet, GWAS catalog
21804548, 23028483, 29273806, 31669095, 34212547, 36329257
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ATOPIC ASTHMA — GWAS catalog 31669095
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Show/Hide Text Mining Associations (66)
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Acute lymphocytic leukemia Lymphocytic Leukemia BEFREE 21067287
★★★★★
★☆☆☆☆
Found in Text Mining only
Adult Acute Lymphocytic Leukemia Lymphocytic Leukemia BEFREE 21067287
★★★★★
★☆☆☆☆
Found in Text Mining only
Alopecia Alopecia HPO_DG
★★★★★
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease, Late Onset Alzheimer disease BEFREE 27088644
★★★★★
★☆☆☆☆
Found in Text Mining only
Asthma Asthma BEFREE 22391069, 22694930, 23181788, 23200760
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Autoimmune Diseases Autoimmune Diseases BEFREE 8676084
★★★★★
★☆☆☆☆
Found in Text Mining only
Azoospermia, Nonobstructive Azoospermia BEFREE 22541561
★★★★★
★☆☆☆☆
Found in Text Mining only
Bipolar Disorder Bipolar Disorder BEFREE 26160200
★★★★★
★☆☆☆☆
Found in Text Mining only
Breast Carcinoma Breast Carcinoma BEFREE 30712460
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Childhood Acute Lymphoblastic Leukemia Lymphoblastic Leukemia BEFREE 21067287
★★★★★
★☆☆☆☆
Found in Text Mining only