Trait
Anorexia
Lack of desire to eat (loss of appetite).
Summary
- Also called
- Deliberately not eating, Obsessive dieting, Refusing to eat
- Body system
- Abnormality of the digestive system
Reference genomeGRCh38hg38
Positions on gene and variant pages follow this choice, in this browser.
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Get my Genome Test132 genes linked to Anorexia
Changes in these genes cause rare conditions in which Anorexia is seen. Most people with this trait have none of those conditions, and a gene on this list says nothing about anyone's own genome.
| Gene | How often it is seen | Conditions |
|---|---|---|
| ITPR3inositol 1,4,5-trisphosphate receptor type 3 | Always | In 1 condition |
| NFS1NFS1 cysteine desulfurase | Always | In 1 condition |
| PTCRApre T cell antigen receptor alpha | Always | In 1 condition |
| BANK1B cell scaffold protein with ankyrin repeats 1 | Very often (80–99%) | In 1 condition |
| BLKBLK proto-oncogene, Src family tyrosine kinase | Very often (80–99%) | In 1 condition |
| BRCA1BRCA1 DNA repair associated | Very often (80–99%) | In 2 conditions |
| BRCA2BRCA2 DNA repair associated | Very often (80–99%) | In 2 conditions |
| C4Acomplement C4A (Chido/Rodgers blood group) | Very often (80–99%) | In 2 conditions |
| C4Bcomplement C4B (Chido/Rodgers blood group) | Very often (80–99%) | In 1 condition |
| CD4CD4 molecule | Very often (80–99%) | In 1 condition |
| CDKN2Acyclin dependent kinase inhibitor 2A | Very often (80–99%) | In 1 condition |
| CR2complement C3d receptor 2 | Very often (80–99%) | In 1 condition |
| CTLA4cytotoxic T-lymphocyte associated protein 4 | Very often (80–99%) | In 1 condition |
| DNASE1deoxyribonuclease 1 | Very often (80–99%) | In 1 condition |
| ETS1ETS proto-oncogene 1, transcription factor | Very often (80–99%) | In 1 condition |
| FCGR2BFc gamma receptor IIb | Very often (80–99%) | In 1 condition |
| FCGR3BFc gamma receptor IIIb | Very often (80–99%) | In 1 condition |
| GBA1glucosylceramidase beta 1 | Very often (80–99%) | In 1 condition |
| HLA-Bmajor histocompatibility complex, class I, B | Very often (80–99%) | In 3 conditions |
| HLA-DRB1major histocompatibility complex, class II, DR beta 1 | Very often (80–99%) | In 3 conditions |
| HLCSholocarboxylase synthetase | Very often (80–99%) | In 1 condition |
| IGHG1immunoglobulin heavy constant gamma 1 (G1m marker) | Very often (80–99%) | In 1 condition |
| IL10interleukin 10 | Very often (80–99%) | In 2 conditions |
| IRAK1interleukin 1 receptor associated kinase 1 | Very often (80–99%) | In 1 condition |
| IRF4interferon regulatory factor 4 | Very often (80–99%) | In 1 condition |
| IRF5interferon regulatory factor 5 | Very often (80–99%) | In 1 condition |
| ITGAMintegrin subunit alpha M | Very often (80–99%) | In 1 condition |
| JAZF1JAZF zinc finger 1 | Very often (80–99%) | In 1 condition |
| KIAA0319LKIAA0319 like | Very often (80–99%) | In 1 condition |
| KRASKRas proto-oncogene, GTPase | Very often (80–99%) | In 1 condition |
| MECP2methyl-CpG binding protein 2 | Very often (80–99%) | In 2 conditions |
| MMADHCmetabolism of cobalamin associated D | Very often (80–99%) | In 1 condition |
| MMUTmethylmalonyl-CoA mutase | Very often (80–99%) | In 1 condition |
| P4HA2prolyl 4-hydroxylase subunit alpha 2 | Very often (80–99%) | In 1 condition |
| PALB2partner and localizer of BRCA2 | Very often (80–99%) | In 1 condition |
| PALLDpalladin, cytoskeletal associated protein | Very often (80–99%) | In 1 condition |
| PDCD1programmed cell death 1 | Very often (80–99%) | In 1 condition |
| PTPN22protein tyrosine phosphatase non-receptor type 22 | Very often (80–99%) | In 2 conditions |
| PXKPX domain containing serine/threonine kinase like | Very often (80–99%) | In 1 condition |
| RABL3RAB, member of RAS oncogene family like 3 | Very often (80–99%) | In 1 condition |
Show 92 more genes
| Gene | How often it is seen | Conditions |
|---|---|---|
| SCARB2scavenger receptor class B member 2 | Very often (80–99%) | In 1 condition |
| SLC19A2solute carrier family 19 member 2 | Very often (80–99%) | In 1 condition |
| SLC46A1solute carrier family 46 member 1 | Very often (80–99%) | In 1 condition |
| SMAD4SMAD family member 4 | Very often (80–99%) | In 1 condition |
| SPP1secreted phosphoprotein 1 | Very often (80–99%) | In 1 condition |
| STAT4signal transducer and activator of transcription 4 | Very often (80–99%) | In 2 conditions |
| TLR7toll like receptor 7 | Very often (80–99%) | In 1 condition |
| TNFAIP3TNF alpha induced protein 3 | Very often (80–99%) | In 1 condition |
| TNFSF4TNF superfamily member 4 | Very often (80–99%) | In 1 condition |
| TNIP1TNFAIP3 interacting protein 1 | Very often (80–99%) | In 1 condition |
| TP53tumor protein p53 | Very often (80–99%) | In 1 condition |
| TREX1three prime repair exonuclease 1 | Very often (80–99%) | In 1 condition |
| UBE2L3ubiquitin conjugating enzyme E2 L3 | Very often (80–99%) | In 1 condition |
| AQP2aquaporin 2 | Often (30–79%) | In 1 condition |
| ASXL1ASXL transcriptional regulator 1 | Often (30–79%) | In 1 condition |
| ATMATM serine/threonine kinase | Often (30–79%) | In 1 condition |
| ATP1A2ATPase Na+/K+ transporting subunit alpha 2 | Often (30–79%) | In 1 condition |
| ATP1A3ATPase Na+/K+ transporting subunit alpha 3 | Often (30–79%) | In 1 condition |
| ATRXATRX chromatin remodeler | Often (30–79%) | In 1 condition |
| AVPR2arginine vasopressin receptor 2 | Often (30–79%) | In 1 condition |
| BCORBCL6 corepressor | Often (30–79%) | In 1 condition |
| CACNA1Acalcium voltage-gated channel subunit alpha1 A | Often (30–79%) | In 1 condition |
| CBLCbl proto-oncogene | Often (30–79%) | In 1 condition |
| CCND1cyclin D1 | Often (30–79%) | In 1 condition |
| FIP1L1factor interacting with PAPOLA and CPSF1 | Often (30–79%) | In 1 condition |
| GLAgalactosidase alpha | Often (30–79%) | In 1 condition |
| HMGCL3-hydroxy-3-methylglutaryl-CoA lyase | Often (30–79%) | In 1 condition |
| IGHimmunoglobulin heavy locus | Often (30–79%) | In 1 condition |
| IL12Binterleukin 12B | Often (30–79%) | In 1 condition |
| IRF2BP2interferon regulatory factor 2 binding protein 2 | Often (30–79%) | In 1 condition |
| MC2Rmelanocortin 2 receptor | Often (30–79%) | In 1 condition |
| MLXMAX dimerization protein MLX | Often (30–79%) | In 1 condition |
| MRAPmelanocortin 2 receptor accessory protein | Often (30–79%) | In 1 condition |
| MT-TL2mitochondrially encoded tRNA-Leu (CUN) 2 | Often (30–79%) | In 1 condition |
| NABP1nucleic acid binding protein 1 | Often (30–79%) | In 1 condition |
| NAGSN-acetylglutamate synthase | Often (30–79%) | In 1 condition |
| NNTnicotinamide nucleotide transhydrogenase | Often (30–79%) | In 1 condition |
| NPM1nucleophosmin 1 | Often (30–79%) | In 1 condition |
| NUMA1nuclear mitotic apparatus protein 1 | Often (30–79%) | In 1 condition |
| OTCornithine transcarbamylase | Often (30–79%) | In 1 condition |
| PMLPML nuclear body scaffold | Often (30–79%) | In 1 condition |
| PRKAR1Aprotein kinase cAMP-dependent type I regulatory subunit alpha | Often (30–79%) | In 1 condition |
| RARAretinoic acid receptor alpha | Often (30–79%) | In 1 condition |
| RHOBTB2Rho related BTB domain containing 2 | Often (30–79%) | In 1 condition |
| RUNX1RUNX family transcription factor 1 | Often (30–79%) | In 1 condition |
| SCN2Asodium voltage-gated channel alpha subunit 2 | Often (30–79%) | In 1 condition |
| SLC1A3solute carrier family 1 member 3 | Often (30–79%) | In 1 condition |
| SLC2A1solute carrier family 2 member 1 | Often (30–79%) | In 1 condition |
| SRSF2serine and arginine rich splicing factor 2 | Often (30–79%) | In 1 condition |
| STARsteroidogenic acute regulatory protein | Often (30–79%) | In 1 condition |
| STAT3signal transducer and activator of transcription 3 | Often (30–79%) | In 1 condition |
| STAT5Bsignal transducer and activator of transcription 5B | Often (30–79%) | In 1 condition |
| TBL1XR1TBL1X/Y related 1 | Often (30–79%) | In 1 condition |
| TET2tet methylcytosine dioxygenase 2 | Often (30–79%) | In 2 conditions |
| TXNRD2thioredoxin reductase 2 | Often (30–79%) | In 1 condition |
| ZBTB16zinc finger and BTB domain containing 16 | Often (30–79%) | In 1 condition |
| ACAT1acetyl-CoA acetyltransferase 1 | Sometimes (5–29%) | In 1 condition |
| CALRcalreticulin | Sometimes (5–29%) | In 1 condition |
| CBScystathionine beta-synthase | Sometimes (5–29%) | In 1 condition |
| CCR1C-C motif chemokine receptor 1 | Sometimes (5–29%) | In 1 condition |
| CD247CD247 molecule | Sometimes (5–29%) | In 1 condition |
| CD3DCD3 delta subunit of T-cell receptor complex | Sometimes (5–29%) | In 1 condition |
| CD3ECD3 epsilon subunit of T-cell receptor complex | Sometimes (5–29%) | In 1 condition |
| CDKN1Bcyclin dependent kinase inhibitor 1B | Sometimes (5–29%) | In 1 condition |
| CDKN2Bcyclin dependent kinase inhibitor 2B | Sometimes (5–29%) | In 1 condition |
| ERAP1endoplasmic reticulum aminopeptidase 1 | Sometimes (5–29%) | In 1 condition |
| FASFas cell surface death receptor | Sometimes (5–29%) | In 1 condition |
| FLI1Fli-1 proto-oncogene, ETS transcription factor | Sometimes (5–29%) | In 1 condition |
| IFNGR1interferon gamma receptor 1 | Sometimes (5–29%) | In 2 conditions |
| IL12Ainterleukin 12A | Sometimes (5–29%) | In 1 condition |
| IL12A-AS1IL12A antisense RNA 1 | Sometimes (5–29%) | In 1 condition |
| IL23Rinterleukin 23 receptor | Sometimes (5–29%) | In 1 condition |
| JAK2Janus kinase 2 | Sometimes (5–29%) | In 1 condition |
| KLRC4killer cell lectin like receptor C4 | Sometimes (5–29%) | In 1 condition |
| MEFVMEFV innate immunity regulator, pyrin | Sometimes (5–29%) | In 1 condition |
| MEN1menin 1 | Sometimes (5–29%) | In 1 condition |
| MPLMPL proto-oncogene, thrombopoietin receptor | Sometimes (5–29%) | In 1 condition |
| MYD88MYD88 innate immune signal transduction adaptor | Sometimes (5–29%) | In 1 condition |
| PKHD1PKHD1 ciliary IPT domain containing fibrocystin/polyductin | Sometimes (5–29%) | In 1 condition |
| PTPN3protein tyrosine phosphatase non-receptor type 3 | Sometimes (5–29%) | In 1 condition |
| ROS1ROS proto-oncogene 1, receptor tyrosine kinase | Sometimes (5–29%) | In 1 condition |
| SDHAsuccinate dehydrogenase complex flavoprotein subunit A | Sometimes (5–29%) | In 1 condition |
| SDHBsuccinate dehydrogenase complex iron sulfur subunit B | Sometimes (5–29%) | In 1 condition |
| SDHCsuccinate dehydrogenase complex subunit C | Sometimes (5–29%) | In 1 condition |
| SLC39A4solute carrier family 39 member 4 | Sometimes (5–29%) | In 1 condition |
| SYKspleen associated tyrosine kinase | Sometimes (5–29%) | In 1 condition |
| TGFB1transforming growth factor beta 1 | Sometimes (5–29%) | In 1 condition |
| TLR4toll like receptor 4 | Sometimes (5–29%) | In 1 condition |
| UBAC2UBA domain containing 2 | Sometimes (5–29%) | In 1 condition |
| ALPLalkaline phosphatase, biomineralization associated | Not recorded | In 1 condition |
| ARG1arginase 1 | Not recorded | In 1 condition |
| SLC4A1solute carrier family 4 member 1 (Diego blood group) | Not recorded | In 1 condition |
How often is among people with one of the gene's conditions, the most often across them, as the Human Phenotype Ontology records it. These pages describe traits and the research behind them; they are not a diagnosis, and a doctor or genetic counsellor is the person to ask about symptoms.
Broader traits
Where this comes from
- The Human Phenotype Ontology, release 2026-09-01: the trait, its names, its definition and the genes linked to it. Find out more at hpo.jax.org.
- Data release 2026.10.16-c6eea6bf.
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