RFXAP
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Summary
RFXAP (regulatory factor X associated protein, HGNC:9988) is a protein-coding gene on chromosome 13q13.3, encoding Regulatory factor X-associated protein (O00287). Part of the RFX complex that binds to the X-box of MHC II promoters.
Major histocompatibility (MHC) class II molecules are transmembrane proteins that have a central role in development and control of the immune system. The protein encoded by this gene, along with regulatory factor X-associated ankyrin-containing protein and regulatory factor-5, forms a complex that binds to the X box motif of certain MHC class II gene promoters and activates their transcription. Once bound to the promoter, this complex associates with the non-DNA-binding factor MHC class II transactivator, which controls the cell type specificity and inducibility of MHC class II gene expression. Mutations in this gene have been linked to bare lymphocyte syndrome type II, complementation group D. Transcript variants utilizing different polyA signals have been found for this gene.
Source: NCBI Gene 5994 — RefSeq curated summary.
At a glance
- Gene–disease (curated): MHC class II deficiency (Definitive, ClinGen) — +1 more curated relationship
- GWAS associations: 2
- Clinical variants (ClinVar): 148 total — 14 pathogenic, 5 likely-pathogenic
- Phenotypes (HPO): 56
- Transcription factor: yes — 19 downstream targets (CollecTRI)
- MANE Select transcript:
NM_000538
Identifiers
Gene identifiers
| Field | Value |
|---|---|
| HGNC ID | HGNC:9988 |
| Approved symbol | RFXAP |
| Name | regulatory factor X associated protein |
| Location | 13q13.3 |
| Locus type | gene with protein product |
| Status | Approved |
| Ensembl gene | ENSG00000133111 |
| Ensembl biotype | protein_coding |
| OMIM | 601861 |
| Entrez | 5994 |
Gene structure
Transcript identifiers
Ensembl transcripts: 2 — 1 protein_coding, 1 protein_coding_CDS_not_defined
ENST00000255476, ENST00000472888
RefSeq mRNA: 1 — MANE Select: NM_000538
NM_000538
CCDS: CCDS9359
Canonical transcript exons
ENST00000255476 — 3 exons
| Exon | Start | End |
|---|---|---|
| ENSE00000907430 | 36819222 | 36819957 |
| ENSE00000907431 | 36825428 | 36825535 |
| ENSE00001182855 | 36827643 | 36829104 |
Expression profiles
Bgee: expression breadth ubiquitous, 231 present calls, max score 89.76.
FANTOM5 (CAGE): breadth ubiquitous, TPM avg 8.1731 / max 108.5483, expressed in 1654 samples.
FANTOM5 promoters (2 alternative TSS)
| Promoter ID | TPM avg | Samples expressed |
|---|---|---|
| 134777 | 7.8551 | 1642 |
| 134776 | 0.3180 | 169 |
Top tissues by expression
281 total, by Bgee expression score (0-100, higher = more expressed):
| Tissue | Anatomy ID | Expression score | Quality |
|---|---|---|---|
| primordial germ cell in gonad | CL:0000670 ∩ UBERON:0000991 | 89.76 | gold quality |
| tendon of biceps brachii | UBERON:0008188 | 83.72 | silver quality |
| male germ line stem cell (sensu Vertebrata) in testis | CL:0000089 ∩ UBERON:0000473 | 82.07 | gold quality |
| ventricular zone | UBERON:0003053 | 81.32 | gold quality |
| palpebral conjunctiva | UBERON:0001812 | 80.47 | gold quality |
| cortical plate | UBERON:0005343 | 80.35 | gold quality |
| mucosa of paranasal sinus | UBERON:0005030 | 78.09 | gold quality |
| mucosa of stomach | UBERON:0001199 | 77.99 | gold quality |
| cerebellar hemisphere | UBERON:0002245 | 77.85 | gold quality |
| cerebellar cortex | UBERON:0002129 | 77.76 | gold quality |
| right hemisphere of cerebellum | UBERON:0014890 | 77.74 | gold quality |
| ganglionic eminence | UBERON:0004023 | 77.52 | gold quality |
| germinal epithelium of ovary | UBERON:0001304 | 77.20 | gold quality |
| body of uterus | UBERON:0009853 | 76.94 | gold quality |
| islet of Langerhans | UBERON:0000006 | 76.63 | gold quality |
| ovary | UBERON:0000992 | 76.48 | gold quality |
| cerebellum | UBERON:0002037 | 76.36 | gold quality |
| monocyte | CL:0000576 | 76.25 | gold quality |
| muscle layer of sigmoid colon | UBERON:0035805 | 76.24 | gold quality |
| left ovary | UBERON:0002119 | 76.04 | gold quality |
| mononuclear cell | CL:0000842 | 76.01 | gold quality |
| tibial artery | UBERON:0007610 | 75.96 | gold quality |
| popliteal artery | UBERON:0002250 | 75.94 | gold quality |
| right ovary | UBERON:0002118 | 75.90 | gold quality |
| leukocyte | CL:0000738 | 75.84 | gold quality |
| endocervix | UBERON:0000458 | 75.83 | gold quality |
| olfactory segment of nasal mucosa | UBERON:0005386 | 75.68 | gold quality |
| tibia | UBERON:0000979 | 75.64 | gold quality |
| gastrocnemius | UBERON:0001388 | 75.49 | gold quality |
| tendon | UBERON:0000043 | 75.45 | gold quality |
Single-cell (SCXA)
Detected in 1 experiment(s), a significant marker in 0.
| Experiment | Marker? | Max mean expression |
|---|---|---|
| E-ANND-3 | no | 2.94 |
Regulation
Is transcription factor: yes
Downstream targets (CollecTRI)
19 targets.
| Target | Regulation |
|---|---|
| CD74 | |
| CIITA | |
| HLA-DMA | Unknown |
| HLA-DMB | Unknown |
| HLA-DOA | Unknown |
| HLA-DOB | Unknown |
| HLA-DPA1 | Unknown |
| HLA-DPB1 | Unknown |
| HLA-DQA1 | Unknown |
| HLA-DQA2 | Unknown |
| HLA-DQB1 | Unknown |
| HLA-DQB2 | Unknown |
| HLA-DRA | Unknown |
| HLA-DRB1 | Unknown |
| HLA-DRB3 | Unknown |
| HLA-DRB4 | Unknown |
| HLA-DRB5 | Unknown |
| HLA-E | Unknown |
| SMARCA4 |
miRNA regulators (miRDB)
89 targeting RFXAP, top 30 by miRDB confidence (max_score; target_count = how many genes the miRNA targets in total — lower means more specific):
| miRNA | Max score | Avg score | miRNA target_count |
|---|---|---|---|
| HSA-MIR-190A-3P | 100.00 | 80.35 | 5520 |
| HSA-MIR-5011-5P | 100.00 | 83.46 | 5820 |
| HSA-MIR-29A-3P | 100.00 | 73.11 | 1835 |
| HSA-MIR-29B-3P | 100.00 | 73.18 | 1833 |
| HSA-MIR-29C-3P | 100.00 | 73.15 | 1833 |
| HSA-MIR-4775 | 99.98 | 75.00 | 6394 |
| HSA-MIR-3692-3P | 99.98 | 70.27 | 2139 |
| HSA-MIR-27A-3P | 99.98 | 72.13 | 2955 |
| HSA-MIR-27B-3P | 99.98 | 72.13 | 2955 |
| HSA-MIR-9985 | 99.98 | 72.11 | 2939 |
| HSA-MIR-590-3P | 99.96 | 74.34 | 6478 |
| HSA-MIR-335-3P | 99.93 | 73.36 | 4958 |
| HSA-MIR-218-5P | 99.93 | 72.22 | 2103 |
| HSA-MIR-5680 | 99.91 | 69.83 | 3421 |
| HSA-MIR-7-1-3P | 99.91 | 71.53 | 4384 |
| HSA-MIR-7-2-3P | 99.91 | 71.40 | 4394 |
| HSA-MIR-10523-5P | 99.91 | 69.22 | 2038 |
| HSA-MIR-5682 | 99.89 | 72.56 | 1005 |
| HSA-MIR-153-5P | 99.89 | 73.86 | 6317 |
| HSA-MIR-137-3P | 99.87 | 74.74 | 2401 |
| HSA-MIR-548D-3P | 99.87 | 70.67 | 4362 |
| HSA-MIR-548BB-3P | 99.86 | 70.58 | 4354 |
| HSA-MIR-383-3P | 99.85 | 65.84 | 1359 |
| HSA-MIR-548AC | 99.84 | 70.77 | 4351 |
| HSA-MIR-548H-3P | 99.84 | 70.80 | 4349 |
| HSA-MIR-548Z | 99.84 | 70.80 | 4349 |
| HSA-MIR-548AZ-5P | 99.83 | 69.94 | 3230 |
| HSA-MIR-548T-5P | 99.83 | 69.91 | 3220 |
| HSA-MIR-3133 | 99.81 | 70.92 | 3506 |
| HSA-MIR-2052 | 99.79 | 69.37 | 2031 |
Literature-anchored findings (GeneRIF, showing 9)
- The identification of nuclear import and export sites on RFX molecules provides potential targets to modulate MHC class II expression. (PMID:15210800)
- Only the C-terminal half of the protein is conserved among vertebrates. The C-terminal third of RFXAP, with an extensive glutamine-rich tract, could rescue HLA-DR, but not HLA-DQ or HLA-DP expression in a bare lymphocyte syndrome cell line. (PMID:16337482)
- The transcriptional silent state of RFXAP correlated with reduced recruitment of RNA polymerase II to RFXAP chromatin in the MHC-II deficiency patient. (PMID:18336911)
- RFXAP and RFXB have roles in relieving autoinhibition of RFX5 (PMID:18723135)
- the interaction between RFX5 and RFXAP promote folding of a poorly structured region ofRFXAP, which is required for high affinity binding of RFXB to the RFX5.RFXAP complex (PMID:19274739)
- Study demonstrates that coordinate loss of MHCII expression in OCI-Ly2 DLBCL cells is associated with an 11-base deletion in the cDNA encoding RFX-AP, that is required for activating MHCII transcription. (PMID:20024540)
- RFXAP(C) consists of two alpha-helices that form a V-shaped structure that packs within the RFX5(N)(2) staple. (PMID:20732328)
- Data show a negative correlation between microRNA miR-212-3p and regulatory factor X-associated protein (RFXAP) in pancreatic cancer (PC) tissue. (PMID:26337469)
- Fisetin inhibits proliferation of pancreatic adenocarcinoma by inducing DNA damage via RFXAP/KDM4A-dependent histone H3K36 demethylation. (PMID:33093461)
Cross-species orthologs
3 orthologs
| Organism | Symbol | Gene ID |
|---|---|---|
| danio_rerio | rfxap | ENSDARG00000076891 |
| mus_musculus | Rfxap | ENSMUSG00000036615 |
| rattus_norvegicus | Rfxap | ENSRNOG00000064105 |
Protein
Protein identifiers
Regulatory factor X-associated protein — O00287 (reviewed: O00287)
Alternative names: RFX DNA-binding complex 36 kDa subunit
All UniProt accessions (1): O00287
UniProt curated annotations — full annotation on UniProt →
Function. Part of the RFX complex that binds to the X-box of MHC II promoters.
Subunit / interactions. The RFX heterotetrameric complex consists of 2 molecules of RFX5 and one each of RFXAP and RFX-B/RFXANK; with each subunit representing a separate complementation group. RFX forms cooperative DNA binding complexes with X2BP and CBF/NF-Y. RFX associates with CIITA to form an active transcriptional complex.
Subcellular location. Nucleus.
Tissue specificity. Ubiquitous.
Post-translational modifications. Phosphorylated.
Disease relevance. MHC class II deficiency 4 (MHC2D4) [MIM:620817] An autosomal recessive disorder characterized by immunodeficiency, failure to thrive, and recurrent bacterial, viral, fungal and parasitic infections from birth, usually affecting the respiratory and gastrointestinal tract. Patients may die in infancy or early childhood. The disease is caused by variants affecting the gene represented in this entry.
Domain organisation. The C-terminal domain is necessary for the RFX complex formation.
RefSeq proteins (1): NP_000529* (*=MANE)
Domains & families (InterPro)
| ID | Name | Type |
|---|---|---|
| IPR029316 | RFXAP_RFXANK-bd | Domain |
| IPR038308 | RFXAP_C_sf | Homologous_superfamily |
Pfam: PF15289
UniProt features (12 total): region of interest 4, helix 2, chain 1, short sequence motif 1, compositionally biased region 1, cross-link 1, sequence variant 1, sequence conflict 1
Structure
Experimental structures (PDB)
1 structures.
| PDB | Method | Resolution (Å) |
|---|---|---|
| 2KW3 | SOLUTION NMR |
Predicted structure (AlphaFold)
| Model | pLDDT | Fraction very-high |
|---|---|---|
| AF-O00287-F1 | 66.51 | 0.25 |
Functional residue map
Curated UniProt residues grouped by drug-discovery relevance — catalytic, ligand-binding, modification, and mutation-validated positions. Source: UniProtKB sequence features.
Post-translational modifications (1): 198
Function
Pathways and Gene Ontology
Reactome pathways
0 pathways
MSigDB gene sets: 211 (showing top):
FISCHER_G1_S_CELL_CYCLE, BROWNE_HCMV_INFECTION_16HR_UP, chr13q13, MORF_EPHA7, KEGG_ANTIGEN_PROCESSING_AND_PRESENTATION, MORF_DCC, GOCC_RNA_POLYMERASE_II_TRANSCRIPTION_REGULATOR_COMPLEX, GOCC_NUCLEAR_SPECK, GOCC_NUCLEAR_BODY, GOCC_TRANSCRIPTION_REGULATOR_COMPLEX, GOCC_RIBONUCLEOPROTEIN_GRANULE, GOMF_SEQUENCE_SPECIFIC_DNA_BINDING, TOYOTA_TARGETS_OF_MIR34B_AND_MIR34C, KYNG_RESPONSE_TO_H2O2_VIA_ERCC6_UP, TURASHVILI_BREAST_NORMAL_DUCTAL_VS_LOBULAR_UP
GO Biological Process (4): regulation of transcription by RNA polymerase II (GO:0006357), positive regulation of MHC class II biosynthetic process (GO:0045348), positive regulation of transcription by RNA polymerase II (GO:0045944), positive regulation of DNA-templated transcription (GO:0045893)
GO Molecular Function (4): DNA binding (GO:0003677), RNA polymerase II transcription regulatory region sequence-specific DNA binding (GO:0000977), DNA-binding transcription activator activity, RNA polymerase II-specific (GO:0001228), protein binding (GO:0005515)
GO Cellular Component (3): nucleus (GO:0005634), nuclear speck (GO:0016607), RNA polymerase II transcription regulator complex (GO:0090575)
GO top-level categories
Rollup of top GO terms by namespace:
| Category | Terms |
|---|---|
| regulation of DNA-templated transcription | 2 |
| transcription by RNA polymerase II | 2 |
| positive regulation of macromolecule biosynthetic process | 1 |
| MHC class II biosynthetic process | 1 |
| regulation of MHC class II biosynthetic process | 1 |
| regulation of transcription by RNA polymerase II | 1 |
| positive regulation of DNA-templated transcription | 1 |
| DNA-templated transcription | 1 |
| positive regulation of RNA biosynthetic process | 1 |
| nucleic acid binding | 1 |
| transcription cis-regulatory region binding | 1 |
| RNA polymerase II transcription regulatory region sequence-specific DNA binding | 1 |
| DNA-binding transcription factor activity, RNA polymerase II-specific | 1 |
| DNA-binding transcription activator activity | 1 |
| positive regulation of transcription by RNA polymerase II | 1 |
| binding | 1 |
| intracellular membrane-bounded organelle | 1 |
| nuclear ribonucleoprotein granule | 1 |
| transcription regulator complex | 1 |
| nuclear protein-containing complex | 1 |
Protein interactions and networks
STRING
472 interactions, top by confidence (×1000):
| Protein A | Protein B | Partner UniProt | Score |
|---|---|---|---|
| RFXAP | RFXANK | O14593 | 999 |
| RFXAP | RFX5 | P48382 | 999 |
| RFXAP | CIITA | P33076 | 970 |
| RFXAP | RFX1 | P22670 | 961 |
| RFXAP | CREB1 | P16220 | 933 |
| RFXAP | NLRC5 | Q86WI3 | 728 |
| RFXAP | ANK3 | Q12955 | 726 |
| RFXAP | ANK2 | Q01484 | 725 |
| RFXAP | NFYC | Q13952 | 725 |
| RFXAP | ANK1 | P16157 | 724 |
| RFXAP | RFX2 | P48378 | 677 |
| RFXAP | NFYA | P23511 | 670 |
| RFXAP | HLA-DRA | P01903 | 633 |
| RFXAP | POU3F4 | P49335 | 587 |
| RFXAP | NFYB | P25208 | 584 |
IntAct
34 interactions, top by confidence:
| A | B | Type | Score |
|---|---|---|---|
| RFX5 | RFXAP | psi-mi:“MI:0914”(association) | 0.880 |
| RFX5 | RFXAP | psi-mi:“MI:0407”(direct interaction) | 0.880 |
| RFXAP | RFX5 | psi-mi:“MI:0407”(direct interaction) | 0.880 |
| RFX5 | RFXAP | psi-mi:“MI:0915”(physical association) | 0.880 |
| RFXANK | RFXAP | psi-mi:“MI:0914”(association) | 0.780 |
| RFXANK | RFXAP | psi-mi:“MI:0407”(direct interaction) | 0.780 |
| H3C1 | SMCHD1 | psi-mi:“MI:2364”(proximity) | 0.410 |
| RFXAP | H2AC12 | psi-mi:“MI:0915”(physical association) | 0.400 |
| RFXAP | H2AC4 | psi-mi:“MI:0915”(physical association) | 0.400 |
| RFXAP | H2BC9 | psi-mi:“MI:0915”(physical association) | 0.400 |
| EPS8 | RFXAP | psi-mi:“MI:0915”(physical association) | 0.370 |
| Rfx5 | MRPL27 | psi-mi:“MI:0914”(association) | 0.350 |
| ANKRA2 | RFXAP | psi-mi:“MI:0914”(association) | 0.350 |
| RFXANK | BLTP3B | psi-mi:“MI:0914”(association) | 0.350 |
| SLC16A11 | ESYT2 | psi-mi:“MI:0914”(association) | 0.350 |
| SH2D3A | RFXAP | psi-mi:“MI:0914”(association) | 0.350 |
| HNF4A | TAF4 | psi-mi:“MI:2364”(proximity) | 0.270 |
BioGRID (33): RFXAP (Synthetic Growth Defect), RFXAP (Affinity Capture-MS), RFXAP (Affinity Capture-MS), RFXAP (Affinity Capture-MS), RFXAP (Affinity Capture-MS), RFXAP (Affinity Capture-MS), RFX5 (Two-hybrid), RFXAP (Proximity Label-MS), RFXAP (Affinity Capture-MS), RFXAP (Proximity Label-MS), HIST1H2BH (Proximity Label-MS), HIST1H2AH (Proximity Label-MS), RFXAP (Reconstituted Complex), RFXAP (Affinity Capture-Western), RFXAP (Affinity Capture-MS)
ESM2 similar proteins: A0A287BDC1, A8YXY8, B1AXD8, B3F209, B3KU38, B5DF41, O00287, O14503, O15079, O35185, O54972, P03966, P04198, P12755, P18444, P26014, Q0D2I5, Q25C79, Q2KJ58, Q3MHV6, Q3UR85, Q50H33, Q53H80, Q5BL57, Q5EA15, Q5FWN7, Q5RAI7, Q60591, Q60698, Q61976, Q63379, Q68FF7, Q6GQB5, Q6ZWB6, Q7ZY70, Q8BXL9, Q8CEG5, Q8CI08, Q8N228, Q8ND83
Diamond homologs: O00287, Q8VCG9
SIGNOR signaling
1 interactions.
| A | Effect | B | Mechanism |
|---|---|---|---|
| RFXAP | “form complex” | “RFX complex” | binding |
Disease & clinical
Clinical variants and AI predictions
ClinVar
148 variants total. Per-class counts are floors (≥ shown; pagination cap):
| Classification | Count (floor) |
|---|---|
| Pathogenic | 14 |
| Likely pathogenic | 5 |
| Uncertain significance | 78 |
| Likely benign | 39 |
| Benign | 7 |
Top pathogenic / likely-pathogenic (19)
| Variant ID | HGVS | Classification |
|---|---|---|
| 1068494 | NM_000538.4(RFXAP):c.203dup (p.Lys69fs) | Pathogenic |
| 1068569 | NM_000538.4(RFXAP):c.188del (p.Gly63fs) | Pathogenic |
| 1459705 | NM_000538.4(RFXAP):c.359del (p.Gly120fs) | Pathogenic |
| 2570862 | NM_000538.4(RFXAP):c.634C>T (p.Gln212Ter) | Pathogenic |
| 3236735 | NM_000538.4(RFXAP):c.350del (p.His117fs) | Pathogenic |
| 3236736 | NM_000538.4(RFXAP):c.467del (p.Gln156fs) | Pathogenic |
| 3236737 | NM_000538.4(RFXAP):c.219C>G (p.Tyr73Ter) | Pathogenic |
| 4699880 | NM_000538.4(RFXAP):c.359dup (p.Glu121fs) | Pathogenic |
| 4725937 | NM_000538.4(RFXAP):c.244G>T (p.Glu82Ter) | Pathogenic |
| 4734127 | NM_000538.4(RFXAP):c.279dup (p.Asp94fs) | Pathogenic |
| 7649 | NM_000538.4(RFXAP):c.302dup (p.Gly102fs) | Pathogenic |
| 7650 | NM_000538.4(RFXAP):c.392dup (p.Ser132fs) | Pathogenic |
| 7651 | NM_000538.4(RFXAP):c.368del (p.Ser123fs) | Pathogenic |
| 7652 | NM_000538.4(RFXAP):c.163C>T (p.Gln55Ter) | Pathogenic |
| 208152 | NM_000538.4(RFXAP):c.323T>A (p.Leu108Ter) | Likely pathogenic |
| 3065776 | NM_000538.4(RFXAP):c.287C>A (p.Ser96Ter) | Likely pathogenic |
| 3575882 | NM_000538.4(RFXAP):c.52_100del (p.Val18fs) | Likely pathogenic |
| 3575885 | NM_000538.4(RFXAP):c.696_700del (p.Asn232fs) | Likely pathogenic |
| 4804483 | NM_000538.4(RFXAP):c.601-2A>T | Likely pathogenic |
SpliceAI
331 predictions. Top by Δscore:
| Variant | Effect | Δscore |
|---|---|---|
| 13:36819954:CGAG:C | donor_loss | 1.0000 |
| 13:36819955:GAGGT:G | donor_loss | 1.0000 |
| 13:36819956:AGG:A | donor_loss | 1.0000 |
| 13:36819957:GGT:G | donor_loss | 1.0000 |
| 13:36819958:GTATC:G | donor_loss | 1.0000 |
| 13:36819959:T:G | donor_loss | 1.0000 |
| 13:36827640:A:AG | acceptor_gain | 1.0000 |
| 13:36827640:AAGTC:A | acceptor_gain | 1.0000 |
| 13:36827641:A:AG | acceptor_gain | 1.0000 |
| 13:36827642:G:GG | acceptor_gain | 1.0000 |
| 13:36827642:GTC:G | acceptor_gain | 1.0000 |
| 13:36819955:G:GT | donor_gain | 0.9900 |
| 13:36825427:GGAAA:G | acceptor_gain | 0.9900 |
| 13:36826974:GA:G | donor_gain | 0.9900 |
| 13:36826976:G:GG | donor_gain | 0.9900 |
| 13:36827639:TAAGT:T | acceptor_loss | 0.9900 |
| 13:36827641:AGTC:A | acceptor_gain | 0.9900 |
| 13:36827642:G:GT | acceptor_loss | 0.9900 |
| 13:36827642:GT:G | acceptor_gain | 0.9900 |
| 13:36827642:GTCG:G | acceptor_gain | 0.9900 |
| 13:36827642:GTCGT:G | acceptor_gain | 0.9900 |
| 13:36825531:GACTG:G | donor_gain | 0.9800 |
| 13:36819955:GAG:G | donor_gain | 0.9600 |
| 13:36827644:C:A | acceptor_gain | 0.9500 |
| 13:36819958:G:GG | donor_gain | 0.9400 |
| 13:36825415:T:G | acceptor_gain | 0.9400 |
| 13:36825421:A:AG | acceptor_gain | 0.9400 |
| 13:36825418:T:G | acceptor_gain | 0.9300 |
| 13:36819971:C:G | donor_gain | 0.9000 |
| 13:36825422:TCCCA:T | acceptor_loss | 0.9000 |
AlphaMissense
1763 scored. Top likely-pathogenic:
| Variant | Protein change | am_pathogenicity |
|---|---|---|
| 13:36819778:T:C | C141R | 1.000 |
| 13:36819793:T:A | C146S | 1.000 |
| 13:36819793:T:C | C146R | 1.000 |
| 13:36819794:G:C | C146S | 1.000 |
| 13:36819835:T:A | W160R | 1.000 |
| 13:36819835:T:C | W160R | 1.000 |
| 13:36819837:G:C | W160C | 1.000 |
| 13:36819837:G:T | W160C | 1.000 |
| 13:36819839:T:C | M161T | 1.000 |
| 13:36819841:T:A | C162S | 1.000 |
| 13:36819841:T:C | C162R | 1.000 |
| 13:36819842:G:A | C162Y | 1.000 |
| 13:36819842:G:C | C162S | 1.000 |
| 13:36819842:G:T | C162F | 1.000 |
| 13:36819843:C:G | C162W | 1.000 |
| 13:36819844:A:G | K163E | 1.000 |
| 13:36819846:G:C | K163N | 1.000 |
| 13:36819846:G:T | K163N | 1.000 |
| 13:36819850:C:A | H165N | 1.000 |
| 13:36819850:C:G | H165D | 1.000 |
| 13:36819851:A:G | H165R | 1.000 |
| 13:36819852:C:A | H165Q | 1.000 |
| 13:36819852:C:G | H165Q | 1.000 |
| 13:36819853:C:A | R166S | 1.000 |
| 13:36819854:G:C | R166P | 1.000 |
| 13:36819856:A:G | N167D | 1.000 |
| 13:36819858:C:A | N167K | 1.000 |
| 13:36819858:C:G | N167K | 1.000 |
| 13:36819865:T:C | Y170H | 1.000 |
| 13:36819866:A:G | Y170C | 1.000 |
dbSNP variants (sampled 300 via entrez): RS1000071487 (13:36822471 G>C), RS1000246768 (13:36821048 G>A,T), RS1000671267 (13:36826342 C>T), RS1000852141 (13:36819407 G>C,T), RS1001173984 (13:36821734 T>C), RS1001254976 (13:36829384 A>G), RS1001284335 (13:36819244 C>A,G,T), RS1001352582 (13:36828945 C>G,T), RS1001403435 (13:36829272 T>C), RS1001774460 (13:36817658 T>C), RS1001829995 (13:36818097 A>T), RS1002078351 (13:36824553 G>A), RS1002681190 (13:36822807 T>C), RS1003226919 (13:36823091 A>G), RS1003485256 (13:36828605 A>C,G)
Disease associations
OMIM: gene MIM:601861 | disease phenotypes: MIM:209920, MIM:620817
GenCC curated gene-disease
| Disease | Classification | Inheritance |
|---|---|---|
| MHC class II deficiency | Strong | Autosomal recessive |
| MHC class II deficiency 4 | Strong | Autosomal recessive |
ClinGen Gene-Disease Validity (1)
Expert-panel classifications — Definitive > Strong > Moderate > Limited > Disputed > Refuted.
| Disease | Classification | Inheritance |
|---|---|---|
| MHC class II deficiency | Definitive | AR |
Mondo (3): MHC class II deficiency (MONDO:0008855), MHC class II deficiency 4 (MONDO:0971015), MHC class II deficiency 1 (MONDO:0971005)
Orphanet (1): Immunodeficiency by defective expression of MHC class II (Orphanet:572)
HPO phenotypes
56 total (30 of 56 shown, HPO-id order):
| HPO | Term |
|---|---|
| HP:0000007 | Autosomal recessive inheritance |
| HP:0000246 | Sinusitis |
| HP:0000371 | Acute otitis media |
| HP:0000403 | Recurrent otitis media |
| HP:0000988 | Skin rash |
| HP:0001251 | Ataxia |
| HP:0001252 | Hypotonia |
| HP:0001260 | Dysarthria |
| HP:0001263 | Global developmental delay |
| HP:0001508 | Failure to thrive |
| HP:0001744 | Splenomegaly |
| HP:0001875 | Decreased total neutrophil count |
| HP:0001876 | Pancytopenia |
| HP:0001890 | Autoimmune hemolytic anemia |
| HP:0001904 | Autoimmune neutropenia |
| HP:0001973 | Autoimmune thrombocytopenia |
| HP:0001999 | Abnormal facial shape |
| HP:0002014 | Diarrhea |
| HP:0002066 | Gait ataxia |
| HP:0002205 | Recurrent respiratory infections |
| HP:0002240 | Hepatomegaly |
| HP:0002718 | Recurrent bacterial infections |
| HP:0002720 | Decreased circulating IgA concentration |
| HP:0002726 | Recurrent Staphylococcus aureus infections |
| HP:0002728 | Chronic mucocutaneous candidiasis |
| HP:0002841 | Recurrent fungal infections |
| HP:0002850 | Decreased circulating total IgM |
| HP:0002960 | Autoimmunity |
| HP:0003139 | Panhypogammaglobulinemia |
| HP:0003347 | Impaired lymphocyte transformation with phytohemagglutinin |
GWAS associations
2 associations (top):
| Study | Trait | p-value |
|---|---|---|
| GCST002892_13 | Perioperative myocardial infarction in coronary artery bypass surgery | 6.000000e-06 |
| GCST009391_236 | Metabolite levels | 5.000000e-06 |
EFO canonical traits (1, from GWAS)
| EFO ID | Trait name |
|---|---|
| EFO:0010493 | glycodeoxycholate measurement |
MeSH disease descriptors (1)
| Descriptor | Name | Tree numbers |
|---|---|---|
| C537079 | Bare lymphocyte syndrome 2 (supp.) |
Drugs & pharmacology
Drug and pharmacology data
Is drug target: no
PharmGKB: 1 entry (VIP=true, CPIC=false)
CTD chemical–gene interactions
45 total (human), top 30 by PubMed support.
| Chemical | Actions (top 5) | PubMed papers |
|---|---|---|
| Benzo(a)pyrene | decreases expression, decreases methylation | 3 |
| trichostatin A | affects cotreatment, decreases expression | 2 |
| sodium arsenite | affects cotreatment, decreases expression, increases abundance | 2 |
| Tetrachlorodibenzodioxin | decreases expression | 2 |
| Valproic Acid | decreases expression | 2 |
| Particulate Matter | increases abundance, increases expression | 2 |
| methylmercuric chloride | decreases expression | 1 |
| bisphenol A | affects cotreatment, increases methylation | 1 |
| sodium arsenate | decreases expression, increases abundance | 1 |
| arsenite | decreases expression, increases abundance | 1 |
| monomethylarsonic acid | decreases expression | 1 |
| manganese chloride | affects cotreatment, decreases expression, increases abundance | 1 |
| arsenic acid | decreases expression, increases abundance | 1 |
| ferrous chloride | decreases expression | 1 |
| Am 580 | decreases expression | 1 |
| CGP 52608 | affects binding, increases reaction | 1 |
| monomethylarsonous acid | decreases expression | 1 |
| 4-(5-benzo(1,3)dioxol-5-yl-4-pyridin-2-yl-1H-imidazol-2-yl)benzamide | affects cotreatment, decreases expression | 1 |
| abrine | decreases expression | 1 |
| dorsomorphin | affects cotreatment, decreases expression | 1 |
| dimethylmonothioarsinic acid | decreases expression | 1 |
| (+)-JQ1 compound | decreases expression | 1 |
| Rosiglitazone | decreases expression | 1 |
| Sunitinib | increases expression | 1 |
| Fulvestrant | increases methylation, affects cotreatment | 1 |
| Leflunomide | decreases expression | 1 |
| Acetaldehyde | decreases expression | 1 |
| Air Pollutants | increases abundance, increases expression | 1 |
| Arsenic | affects cotreatment, decreases expression, increases abundance | 1 |
| Atrazine | decreases expression | 1 |
Cellosaurus cell lines
13 cell lines: 10 transformed cell line, 3 embryonic stem cell
First 10 cell lines (id-ordered, not curated):
| Cellosaurus | Name | Category | Sex |
|---|---|---|---|
| CVCL_A5V9 | SEES3-1V human RFXAP, clone1 | Embryonic stem cell | Male |
| CVCL_A5W0 | SEES3-1V human RFXAP, clone2 | Embryonic stem cell | Male |
| CVCL_A5W1 | SEES3-1V human RFXAP, clone3 | Embryonic stem cell | Male |
| CVCL_B7KA | VIP2 | Transformed cell line | Male |
| CVCL_B7LG | ZM fibroblast | Transformed cell line | |
| CVCL_B7LH | ZM LCL | Transformed cell line | |
| CVCL_B7LJ | ABI | Transformed cell line | |
| CVCL_B7LK | DA | Transformed cell line | Male |
| CVCL_B7LL | AkO | Transformed cell line | |
| CVCL_B7LM | ShA | Transformed cell line |
Clinical trials (associated diseases)
3 trials via MONDO — disease-level, not drug-specific.
| Trial | Phase | Status | Title |
|---|---|---|---|
| NCT01652092 | Not specified | ACTIVE_NOT_RECRUITING | Allogeneic Hematopoietic Stem Cell Transplant for Patients With Primary Immune Deficiencies |
| NCT04251325 | Not specified | UNKNOWN | Socio-demographic Characteristics of Basic Life Support Course Participants |
| NCT04353089 | Not specified | UNKNOWN | Geographical Association Between Basic Life Support Courses, Bystander Cardiopulmonary Resuscitation and Survival |
Related Atlas pages
- Associated diseases: MHC class II deficiency, MHC class II deficiency 4
- Disease cohort memberships (association, not causation — diseases whose associated-gene cohort lists this gene; a subset are also under Associated diseases): MHC class II deficiency, MHC class II deficiency 1, MHC class II deficiency 4