UNC5A
Netrin receptor UNC5A
Also known as: KIAA1976, UNC5A_HUMAN, UNC5H1
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q6ZN44
- Gene
- UNC5A
- Ensembl
- ENSG00000113763
- Chromosome
- 5
- Canonical length
- 842 aa
- Protein class
- Predicted membrane proteins
- Subcellular location
- Plasma membrane,Cytosol
- Quaternary structure
- Homodimer
OverviewNCBI Gene
UNC5A belongs to a family of netrin-1 (MIM 601614) receptors thought to mediate the chemorepulsive effect of netrin-1 on specific axons. For more information on UNC5 proteins, see UNC5C (MIM 603610).[supplied by OMIM, Apr 2004]
Canonical amino-acid sequenceUniProt
842 residues, UniProt reviewed canonical sequence.
>Q6ZN44|UNC5A
1 MAVRPGLWPA LLGIVLAAWL RGSGAQQSAT VANPVPGANP DLLPHFLVEP EDVYIVKNKP
61 VLLVCKAVPA TQIFFKCNGE WVRQVDHVIE RSTDGSSGLP TMEVRINVSR QQVEKVFGLE
121 EYWCQCVAWS SSGTTKSQKA YIRIAYLRKN FEQEPLAKEV SLEQGIVLPC RPPEGIPPAE
181 VEWLRNEDLV DPSLDPNVYI TREHSLVVRQ ARLADTANYT CVAKNIVARR RSASAAVIVY
241 VDGSWSPWSK WSACGLDCTH WRSRECSDPA PRNGGEECQG TDLDTRNCTS DLCVHTASGP
301 EDVALYVGLI AVAVCLVLLL LVLILVYCRK KEGLDSDVAD SSILTSGFQP VSIKPSKADN
361 PHLLTIQPDL STTTTTYQGS LCPRQDGPSP KFQLTNGHLL SPLGGGRHTL HHSSPTSEAE
421 EFVSRLSTQN YFRSLPRGTS NMTYGTFNFL GGRLMIPNTG ISLLIPPDAI PRGKIYEIYL
481 TLHKPEDVRL PLAGCQTLLS PIVSCGPPGV LLTRPVILAM DHCGEPSPDS WSLRLKKQSC
541 EGSWEDVLHL GEEAPSHLYY CQLEASACYV FTEQLGRFAL VGEALSVAAA KRLKLLLFAP
601 VACTSLEYNI RVYCLHDTHD ALKEVVQLEK QLGGQLIQEP RVLHFKDSYH NLRLSIHDVP
661 SSLWKSKLLV SYQEIPFYHI WNGTQRYLHC TFTLERVSPS TSDLACKLWV WQVEGDGQSF
721 SINFNITKDT RFAELLALES EAGVPALVGP SAFKIPFLIR QKIISSLDPP CRRGADWRTL
781 AQKLHLDSHL SFFASKPSPT AMILNLWEAR HFPNGNLSQL AAAVAGLGQP DAGLFTVSEA
841 ECLocalizationUniProt · AlphaFold · HPA
Whether an antibody against UNC5A can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Cell surface
- Secreted
- No
- Transmembrane segments
- 1
- Mean surface accessibility (rSASA)
- 0.36
- Highest tissue expression
- 59 nTPM
Expression across tissuesHPA
Tissue
- cerebral cortex: 59 nTPM
- cerebellum: 57 nTPM
- hippocampal formation: 28 nTPM
- amygdala: 19 nTPM
- basal ganglia: 15 nTPM
- pituitary gland: 14 nTPM
Single-cell type
- brain excitatory neurons: 55 nCPM
- retinal amacrine cells: 47 nCPM
- adrenal medulla cells: 43 nCPM
- brain inhibitory neurons: 31 nCPM
- müller glia: 23 nCPM
- corticotrophs: 22 nCPM
Immune cell
- basophil: 0.8 nTPM
- eosinophil: 0.3 nTPM
- intermediate monocyte: 0.1 nTPM
- non-classical monocyte: 0.1 nTPM
- classical monocyte: 0 nTPM
- gdT-cell: 0 nTPM
Brain region
- cerebral cortex: 107 nTPM
- hippocampal formation: 80 nTPM
- white matter: 71 nTPM
- basal ganglia: 66 nTPM
- amygdala: 64 nTPM
- cerebellum: 45 nTPM
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 0.2
- gnomAD pLI
- 1
- gnomAD missense Z
- 2.75
- DepMap mean gene effect
- 0.06
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 3% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- anterior/posterior axon guidance
- apoptotic process
- netrin-activated signaling pathway
- neuron projection development
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Death domain
- Thrombospondin type-1 (TSP1) repeat
- ZU5 domain
- Immunoglobulin domain subtype
- Immunoglobulin-like domain
- Death-like domain superfamily
- Immunoglobulin I-set
- Immunoglobulin-like fold
- UPA domain
- Immunoglobulin-like domain superfamily
- Thrombospondin type-1 repeat superfamily
- Netrin receptor UNC5A-D
- Netrin receptor UNC5A-D-like, N-terminal domain
- Death domain
- ZU5 domain
- Immunoglobulin I-set domain
- UPA domain
- Netrin receptor unc-5 N-terminal domain
- UNC5A, death domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of UNC5A in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads UNC5A as an antibody target. Whether an autoantibody or antibody against UNC5A could matter depends on whether native UNC5A is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
UNC5A is annotated at the cell surface, where native UNC5A is exposed to circulating antibodies and is a prime autoantibody target that could block, deplete, or overstimulate it.
Annotation status
The present source text does not explicitly label UNC5A as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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