Gene Gene information from NCBI Gene database.
Entrez ID 4261
Gene name Class II major histocompatibility complex transactivator
Gene symbol CIITA
Synonyms (NCBI Gene)
C2TACIITAIVMHC2D1MHC2TANLRA
Chromosome 16
Chromosome location 16p13.13
Summary This gene encodes a protein with an acidic transcriptional activation domain, 4 LRRs (leucine-rich repeats) and a GTP binding domain. The protein is located in the nucleus and acts as a positive regulator of class II major histocompatibility complex gene
SNPs SNP information provided by dbSNP.
10
SNP ID Visualize variation Clinical significance Consequence
rs137852602 G>T Pathogenic Non coding transcript variant, intron variant, coding sequence variant, stop gained
rs372826934 G>A Pathogenic, conflicting-interpretations-of-pathogenicity Splice donor variant
rs567218474 C>T Pathogenic Non coding transcript variant, stop gained, coding sequence variant
rs771073292 G>A Pathogenic Splice donor variant, genic downstream transcript variant
rs778982759 ->C Pathogenic Coding sequence variant, non coding transcript variant, intron variant, frameshift variant
miRNA miRNA information provided by mirtarbase database.
240
miRTarBase ID miRNA Experiments Reference
MIRT019135 hsa-miR-335-5p Microarray 18185580
MIRT681456 hsa-miR-6753-5p HITS-CLIP 23706177
MIRT681455 hsa-miR-1910-3p HITS-CLIP 23706177
MIRT681454 hsa-miR-6511a-5p HITS-CLIP 23706177
MIRT681453 hsa-miR-1321 HITS-CLIP 23706177
Transcription factors Transcription factors information provided by TRRUST V2 database.
13
Transcription factor Regulation Reference
EZH2 Repression 17911618;21266852
IRF1 Activation 10557076;11464288
IRF1 Unknown 10202014;9916712
IRF2 Activation 10557076;10956389
MYCN Repression 12107114
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
43
GO ID Ontology Definition Evidence Reference
GO:0000122 Process Negative regulation of transcription by RNA polymerase II IDA 19041327
GO:0000122 Process Negative regulation of transcription by RNA polymerase II IMP 19041327
GO:0000166 Function Nucleotide binding IEA
GO:0003677 Function DNA binding TAS 15771576
GO:0003713 Function Transcription coactivator activity IDA 19041327
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
600005 7067 ENSG00000179583
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P33076
Protein name MHC class II transactivator (CIITA) (EC 2.3.1.-) (EC 2.7.11.1)
Protein function Essential for transcriptional activity of the HLA class II promoter; activation is via the proximal promoter (PubMed:16600381, PubMed:17493635, PubMed:7749984, PubMed:8402893). Does not bind DNA (PubMed:16600381, PubMed:17493635, PubMed:7749984,
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF05729 NACHT 414 585 NACHT domain Domain
PF13516 LRR_6 984 1008 Leucine Rich repeat Repeat
PF13516 LRR_6 1013 1036 Leucine Rich repeat Repeat
Sequence
MRCLAPRPAGSYLSEPQGSSQCATMELGPLEGGYLELLNSDADPLCLYHFYDQMDLAGEE
EIELYSEPDTDTINCDQFSRLLCDMEGDEETREAYANIAELDQYVFQDSQLEGLSKDIFK
HIGPDEVIGESMEMPAEVGQKSQKRPFPEELPADLKHWKPAEPPTVVTGSLLVRPVSDCS
TLPCLPLPALFNQEPASGQMRLEKTDQIPMPFSSSSLSCLNLPEGPIQFVPTISTLPHGL
WQISEAGTGVSSIFIYHGEVPQASQVPPPSGFTVHGLPTSPDRPGSTSPFAPSATDLPSM
PEPALTSRANMTEHKTSPTQCPAAGEVSNKLPKWPEPVEQFYRSLQDTYGAEPAGPDGIL
VEVDLVQARLERSSSKSLERELATPDWAERQLAQGGLAEVLLAAKEHRRPRETRVIAVLG
KAGQGKSYWAGAVSRAWACGRLPQYDFVFSVPCHCLNRPGDAYGLQDLLFSLGPQPLVAA
DEVFSHILKRPDRVLLILDGFEELEAQDGFLHSTCGPAPAEPCSLRGLLAGLFQKKLLRG
CTLLLTARPRGRLVQSLSKADALFELSGFSMEQAQAYVMRYFESS
GMTEHQDRALTLLRD
RPLLLSHSHSPTLCRAVCQLSEALLELGEDAKLPSTLTGLYVGLLGRAALDSPPGALAEL
AKLAWELGRRHQSTLQEDQFPSADVRTWAMAKGLVQHPPRAAESELAFPSFLLQCFLGAL
WLALSGEIKDKELPQYLALTPRKKRPYDNWLEGVPRFLAGLIFQPPARCLGALLGPSAAA
SVDRKQKVLARYLKRLQPGTLRARQLLELLHCAHEAEEAGIWQHVVQELPGRLSFLGTRL
TPPDAHVLGKALEAAGQDFSLDLRSTGICPSGLGSLVGLSCVTRFRAALSDTVALWESLQ
QHGETKLLQAAEEKFTIEPFKAKSLKDVEDLGKLVQTQRTRSSSEDTAGELPAVRDLKKL
EFALGPVSGPQAFPKLVRILTAFSSLQHLDLDALSENKIGDEGVSQLSATFPQLKSLETL
NLSQNNITDLGAYKLA
EALPSLAASLLRLSLYNNCICDVGAESLARVLPDMVSLRVMDVQ
YNKFTAAGAQQLAASLRRCPHVETLAMWTPTIPFSVQEHLQQQDSRISLR
Sequence length 1130
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Antigen processing and presentation
Toxoplasmosis
Tuberculosis
Influenza A
Primary immunodeficiency
  Interferon gamma signaling
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
32
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)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
MHC class II deficiency Likely pathogenic; Pathogenic rs2144414230, rs373613022, rs2144645392, rs2145059680, rs367628451, rs2144580551, rs2144701260, rs2144718631, rs2144728494, rs1306793050, rs2145173097, rs2039198631, rs778982759, rs2144743127, rs2144769768
View all (54 more)
RCV001379544
RCV001379491
RCV001379510
RCV001378847
RCV001390888
View all (66 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
MHC class II deficiency 1 Likely pathogenic; Pathogenic rs2144580551, rs777089127, rs137852602, rs771073292, rs863223293, rs1555507411, rs2145057679, rs573523090, rs2544432143, rs1064794659, rs372826934, rs778982759, rs1596513253 RCV005005928
RCV005017039
RCV004566712
RCV004566713
RCV004566714
View all (8 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Rheumatoid arthritis Likely pathogenic; Pathogenic rs2144580551, rs777089127, rs1064794659, rs1596513253 RCV005005928
RCV005017039
RCV005018806
RCV005012382
★★★★☆
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.
Phenotype Name Clinical Significance Source Evidence Score
Acute myeloid leukemia Conflicting classifications of pathogenicity ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ARTHRITIS, RHEUMATOID CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ASTHMA GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ATOPIC ECZEMA GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Acute Coronary Syndrome Coronary Syndrome BEFREE 23511026, 25461408, 26350270
★☆☆☆☆
Found in Text Mining only
Acute otitis media Otitis media HPO_DG
★☆☆☆☆
Found in Text Mining only
Addison Disease Addison`s Disease BEFREE 18593762
★☆☆☆☆
Found in Text Mining only
Addison Disease Addison`s Disease CTD_human_DG 18593762
★☆☆☆☆
Found in Text Mining only
Adult Diffuse Large B-Cell Lymphoma B-cell Lymphoma BEFREE 25712539
★☆☆☆☆
Found in Text Mining only
Agammaglobulinemia Agammaglobulinemia HPO_DG
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis Pubtator 37722062 Associate
★☆☆☆☆
Found in Text Mining only
Anemia Hemolytic Hemolytic anemia Pubtator 26466379 Associate
★☆☆☆☆
Found in Text Mining only
Anodontia Anodontia Pubtator 20013806 Associate
★☆☆☆☆
Found in Text Mining only
Antisynthetase syndrome Antithrombin deficiency Pubtator 30886734 Associate
★☆☆☆☆
Found in Text Mining only