Seroatlas · Human Serome Atlas

NLRC3

NLR family CARD domain-containing protein 3

Also known as: CLR16.2, FLJ00348, NLRC3_HUMAN, NOD3

Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene

Protein identityUniProt · HPA

UniProt accession
Q7RTR2
Gene
NLRC3
Ensembl
ENSG00000167984
Chromosome
16
Canonical length
1065 aa
Protein class
Plasma proteins, Predicted intracellular proteins
Subcellular location
Vesicles,Centriolar satellite,Cytosol

OverviewNCBI Gene

This gene encodes a NOD-like receptor family member. The encoded protein is a cytosolic regulator of innate immunity. This protein directly interacts with stimulator of interferon genes (STING), to prevent its proper trafficking, resulting in disruption of STING-dependent activation of the innate immune response. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2014]

Canonical amino-acid sequenceUniProt

1065 residues, UniProt reviewed canonical sequence.

>Q7RTR2|NLRC3
     1  MRKQEVRTGR EAGQGHGTGS PAEQVKALMD LLAGKGSQGS QAPQALDRTP DAPLGPCSND
    61  SRIQRHRKAL LSKVGGGPEL GGPWHRLASL LLVEGLTDLQ LREHDFTQVE ATRGGGHPAR
   121  TVALDRLFLP LSRVSVPPRV SITIGVAGMG KTTLVRHFVR LWAHGQVGKD FSLVLPLTFR
   181  DLNTHEKLCA DRLICSVFPH VGEPSLAVAV PARALLILDG LDECRTPLDF SNTVACTDPK
   241  KEIPVDHLIT NIIRGNLFPE VSIWITSRPS ASGQIPGGLV DRMTEIRGFN EEEIKVCLEQ
   301  MFPEDQALLG WMLSQVQADR ALYLMCTVPA FCRLTGMALG HLWRSRTGPQ DAELWPPRTL
   361  CELYSWYFRM ALSGEGQEKG KASPRIEQVA HGGRKMVGTL GRLAFHGLLK KKYVFYEQDM
   421  KAFGVDLALL QGAPCSCFLQ REETLASSVA YCFTHLSLQE FVAAAYYYGA SRRAIFDLFT
   481  ESGVSWPRLG FLTHFRSAAQ RAMQAEDGRL DVFLRFLSGL LSPRVNALLA GSLLAQGEHQ
   541  AYRTQVAELL QGCLRPDAAV CARAINVLHC LHELQHTELA RSVEEAMESG ALARLTGPAH
   601  RAALAYLLQV SDACAQEANL SLSLSQGVLQ SLLPQLLYCR KLRLDTNQFQ DPVMELLGSV
   661  LSGKDCRIQK ISLAENQISN KGAKALARSL LVNRSLTSLD LRGNSIGPQG AKALADALKI
   721  NRTLTSLSLQ GNTVRDDGAR SMAEALASNR TLSMLHLQKN SIGPMGAQRM ADALKQNRSL
   781  KELMFSSNSI GDGGAKALAE ALKVNQGLES LDLQSNSISD AGVAALMGAL CTNQTLLSLS
   841  LRENSISPEG AQAIAHALCA NSTLKNLDLT ANLLHDQGAR AIAVAVRENR TLTSLHLQWN
   901  FIQAGAAQAL GQALQLNRSL TSLDLQENAI GDDGACAVAR ALKVNTALTA LYLQVASIGA
   961  SGAQVLGEAL AVNRTLEILD LRGNAIGVAG AKALANALKV NSSLRRLNLQ ENSLGMDGAI
  1021  CIATALSGNH RLQHINLQGN HIGDSGARMI SEAIKTNAPT CTVEM

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against NLRC3 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)
0.25
Highest tissue expression
13 nTPM

Expression across tissuesHPA

Tissue

  • lymph node: 13 nTPM
  • spleen: 11 nTPM
  • thymus: 11 nTPM
  • tonsil: 10 nTPM
  • appendix: 7.3 nTPM
  • small intestine: 6.1 nTPM

Single-cell type

  • nk-cells: 108 nCPM
  • cardiomyocytes: 97 nCPM
  • t-cells: 74 nCPM
  • epicardial cells: 61 nCPM
  • innate lymphoid cells: 59 nCPM
  • thymocytes: 42 nCPM

Immune cell

  • basophil: 3.1 nTPM
  • NK-cell: 2.6 nTPM
  • gdT-cell: 2.3 nTPM
  • memory CD8 T-cell: 2.2 nTPM
  • MAIT T-cell: 2.1 nTPM
  • total PBMC: 2.1 nTPM

Brain region

  • choroid plexus: 4.2 nTPM
  • cerebellum: 4 nTPM
  • cerebral cortex: 3.4 nTPM
  • basal ganglia: 3 nTPM
  • amygdala: 2.8 nTPM
  • midbrain: 2.8 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)
1.24
gnomAD pLI
0
gnomAD missense Z
-0.49

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

Molecular functions

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of NLRC3 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 NLRC3 as an antibody target. Whether an autoantibody or antibody against NLRC3 could matter depends on whether native NLRC3 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

NLRC3 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 NLRC3 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/NLRC3. Study-independent annotations aggregated from UniProt, Human Protein Atlas, PubMed, IEDB, Pfam, InterPro, Gene Ontology, AlphaFold, gnomAD, DepMap, ClinVar, TCGA. Catalog release seroatlas-reviewed-human-uniprot-20260313.

Seroatlas is the reference for exploring autoantibody and antibody serology at the human-protein level: the autoreactome and human serome, multiplex serology (HuProt, HuScan, VirScan, PhIP-Seq).

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