NLRP5
NACHT, LRR and PYD domains-containing protein 5
Also known as: CLR19.8, MATER, NALP5, NALP5_HUMAN, PAN11, PYPAF8
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- P59047
- Gene
- NLRP5
- Ensembl
- ENSG00000171487
- Chromosome
- 19
- Canonical length
- 1200 aa
- Protein class
- Disease related genes, Predicted intracellular proteins
- Subcellular location
- Golgi apparatus,Vesicles
OverviewNCBI Gene
The protein encoded by this gene belongs to the NALP protein family. Members of the NALP protein family typically contain a NACHT domain, a NACHT-associated domain (NAD), a C-terminal leucine-rich repeat (LRR) region, and an N-terminal pyrin domain (PYD). Expression of this gene is restricted to the oocyte. A mouse gene that encodes a maternal oocyte protein, similar to this encoded protein, is required for normal early embryogenesis. [provided by RefSeq, Jul 2008]
Canonical amino-acid sequenceUniProt
1200 residues, UniProt reviewed canonical sequence.
>P59047|NLRP5
1 MKVAGGLELG AAALLSASPR ALVTLSTGPT CSILPKNPLF PQNLSSQPCI KMEGDKSLTF
61 SSYGLQWCLY ELDKEEFQTF KELLKKKSSE STTCSIPQFE IENANVECLA LLLHEYYGAS
121 LAWATSISIF ENMNLRTLSE KARDDMKRHS PEDPEATMTD QGPSKEKVPG ISQAVQQDSA
181 TAAETKEQEI SQAMEQEGAT AAETEEQEIS QAMEQEGATA AETEEQGHGG DTWDYKSHVM
241 TKFAEEEDVR RSFENTAADW PEMQTLAGAF DSDRWGFRPR TVVLHGKSGI GKSALARRIV
301 LCWAQGGLYQ GMFSYVFFLP VREMQRKKES SVTEFISREW PDSQAPVTEI MSRPERLLFI
361 IDGFDDLGSV LNNDTKLCKD WAEKQPPFTL IRSLLRKVLL PESFLIVTVR DVGTEKLKSE
421 VVSPRYLLVR GISGEQRIHL LLERGIGEHQ KTQGLRAIMN NRELLDQCQV PAVGSLICVA
481 LQLQDVVGES VAPFNQTLTG LHAAFVFHQL TPRGVVRRCL NLEERVVLKR FCRMAVEGVW
541 NRKSVFDGDD LMVQGLGESE LRALFHMNIL LPDSHCEEYY TFFHLSLQDF CAALYYVLEG
601 LEIEPALCPL YVEKTKRSME LKQAGFHIHS LWMKRFLFGL VSEDVRRPLE VLLGCPVPLG
661 VKQKLLHWVS LLGQQPNATT PGDTLDAFHC LFETQDKEFV RLALNSFQEV WLPINQNLDL
721 IASSFCLQHC PYLRKIRVDV KGIFPRDESA EACPVVPLWM RDKTLIEEQW EDFCSMLGTH
781 PHLRQLDLGS SILTERAMKT LCAKLRHPTC KIQTLMFRNA QITPGVQHLW RIVMANRNLR
841 SLNLGGTHLK EEDVRMACEA LKHPKCLLES LRLDCCGLTH ACYLKISQIL TTSPSLKSLS
901 LAGNKVTDQG VMPLSDALRV SQCALQKLIL EDCGITATGC QSLASALVSN RSLTHLCLSN
961 NSLGNEGVNL LCRSMRLPHC SLQRLMLNQC HLDTAGCGFL ALALMGNSWL THLSLSMNPV
1021 EDNGVKLLCE VMREPSCHLQ DLELVKCHLT AACCESLSCV ISRSRHLKSL DLTDNALGDG
1081 GVAALCEGLK QKNSVLARLG LKACGLTSDC CEALSLALSC NRHLTSLNLV QNNFSPKGMM
1141 KLCSAFACPT SNLQIIGLWK WQYPVQIRKL LEEVQLLKPR VVIDGSWHSF DEDDRYWWKNLocalizationUniProt · AlphaFold · HPA
Whether an antibody against NLRP5 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
- Intracellular
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.29
- Highest tissue expression
- 21 nTPM
Expression across tissuesHPA
Tissue
- parathyroid gland: 21 nTPM
- ovary: 6.2 nTPM
- testis: 0.2 nTPM
- breast: 0.1 nTPM
- pituitary gland: 0.1 nTPM
- adipose tissue: 0 nTPM
Single-cell type
- oocytes: 166 nCPM
- tuft cells: 12 nCPM
- smooth muscle cells: 5.4 nCPM
- retinal ganglion cells: 3.9 nCPM
- undifferentiated spermatogonia: 2.6 nCPM
- basal keratinocytes: 2.5 nCPM
Immune cell
- basophil: 0 nTPM
- classical monocyte: 0 nTPM
- eosinophil: 0 nTPM
- gdT-cell: 0 nTPM
- intermediate monocyte: 0 nTPM
- MAIT T-cell: 0 nTPM
Brain region
- amygdala: 0 nTPM
- basal ganglia: 0 nTPM
- cerebellum: 0 nTPM
- cerebral cortex: 0 nTPM
- choroid plexus: 0 nTPM
- hippocampal formation: 0 nTPM
DiseaseUniProt · ClinVar · IEDB · PubMed
Four sources answering four different questions about NLRP5.
Disease | AllUniProt
Conditions NLRP5 is implicated in, by any mechanism.
- Oocyte/zygote/embryo maturation arrest 19 (OZEMA19) MIM:620333
Disease | GeneticClinVar
13 pathogenic / likely-pathogenic of 392 ClinVar records.
Conditions with pathogenic or likely-pathogenic variants.
- Oocyte/zygote/embryo maturation arrest 19
- Inherited oocyte maturation defect
- Preimplantation lethality
Disease | AutoantibodyPubMed
Conditions in which antibodies against NLRP5 are reported. Each links to that disease's full target list.
ReferencesPubMed · IEDB
Publications for NLRP5 from three distinct lines of evidence, kept separate because they answer different questions: whether antibodies are directed at the protein, whether a B-cell epitope has been mapped on it, and whether a T-cell epitope has. Each is labelled with its source.
Reference: AutoantibodyPubMed
4 publications
- Autoimmune polyendocrine syndrome type 1 and NALP5, a parathyroid autoantigen.
2008 · N Engl J Med · RCR 3.6 · 166 citations - Prevalence and significance of NALP5 autoantibodies in patients with idiopathic hypoparathyroidism.
2012 · J Clin Endocrinol Metab · RCR 0.8 · 23 citations - Prevalence and clinical associations of calcium-sensing receptor and NALP5 autoantibodies in Finnish APECED patients.
2014 · J Clin Endocrinol Metab · RCR 0.7 · 19 citations - Autoantibodies against the calcium-sensing receptor and cytokines in autoimmune polyglandular syndromes types 2, 3 and 4.
2018 · Clin Endocrinol (Oxf) · RCR 0.6 · 12 citations
Sources: PubMed — antigen-level antibody evidence from a custom retrieval. Records matching a controlled set of autoantibody terms (the MeSH descriptors Autoantibodies and Autoantigens, with title and abstract term variants) were obtained through NCBI E-utilities, and their titles and abstracts parsed for constructions that direct an antibody at a named protein rather than for co-occurrence. Captured names were resolved against UniProt nomenclature and each antigen adjudicated individually against the source text. Bibliographic records from PubMed and MeSH, U.S. National Library of Medicine; citation metrics from NIH iCite (Hutchins et al., PLoS Biology 2016). Titles link to PubMed; abstracts are not reproduced here. The NLM does not endorse this analysis.
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)
- 0.8
- gnomAD pLI
- 0
- gnomAD missense Z
- -2.21
- DepMap mean gene effect
- 0.02
- 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
- actin filament organization
- cortical granule exocytosis
- establishment of organelle localization
- establishment of spindle localization
- exocytosis
- positive regulation of embryonic development
- protein storage
- regulation of cell division
- regulation of inflammatory response
- regulation of protein localization
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Leucine-rich repeat
- DAPIN domain
- NACHT nucleoside triphosphatase
- Death-like domain superfamily
- P-loop containing nucleoside triphosphate hydrolase
- Leucine-rich repeat domain superfamily
- NOD1/2, winged helix domain
- NACHT, LRR and PYD domains-containing protein, helical domain HD2
- NLRP family, innate immunity and inflammation regulators
- PAAD/DAPIN/Pyrin domain
- NACHT domain
- Leucine Rich repeat
- NLRC4 helical domain HD2
- NOD2 winged helix domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of NLRP5 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 NLRP5 as an antibody target. Whether an autoantibody or antibody against NLRP5 could matter depends on whether native NLRP5 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
NLRP5 is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label NLRP5 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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