Seroatlas · Human Serome Atlas

C5orf52

Uncharacterized protein C5orf52

Also known as: CE052_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
A6NGY3
Gene
C5orf52
Ensembl
ENSG00000187658
Chromosome
5
Canonical length
159 aa
Protein class
Predicted intracellular proteins

OverviewNCBI Gene

No narrative summary is available for C5orf52 in this catalog release; identity and structured annotations are shown without generated factual claims.

Canonical amino-acid sequenceUniProt

159 residues, UniProt reviewed canonical sequence.

>A6NGY3|C5orf52
     1  MTQPTRPSVT CDQGSSTIGG TAAQATTSSS ATSGSNYQRD RLGRRPEIGV GGQPQICFPR
    61  PRSAQQPVLF SLMNSSEAAM KKTLPKSHLS RVIIHDNRIT QRIYEMEVSA LEKTKKKISH
   121  YYEHLKKKFM TEQLRKLGRW REESVNSNRY LTFGIPPPV

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against C5orf52 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
Unknown
Secreted
No
Transmembrane segments
0
Mean surface accessibility (rSASA)
0.6
Highest tissue expression
36 nTPM

Expression across tissuesHPA

Tissue

  • testis: 36 nTPM
  • colon: 1.6 nTPM
  • rectum: 1 nTPM
  • duodenum: 0.6 nTPM
  • fallopian tube: 0.6 nTPM
  • small intestine: 0.6 nTPM

Single-cell type

  • late spermatids: 3,321 nCPM
  • early spermatids: 436 nCPM
  • late primary spermatocytes: 148 nCPM
  • colonocytes: 23 nCPM
  • enteric stem cells: 13 nCPM
  • enteric transient amplifying cells: 13 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

  • hypothalamus: 0.7 nTPM
  • midbrain: 0.6 nTPM
  • thalamus: 0.5 nTPM
  • basal ganglia: 0.4 nTPM
  • cerebral cortex: 0.4 nTPM
  • medulla oblongata: 0.4 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)
1.54
gnomAD pLI
0.06
gnomAD missense Z
0.32
DepMap mean gene effect
-0.03
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 4% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).

Protein domainsUniProt · Pfam · InterPro

  • Uncharacterized protein C5orf52
  • Family of unknown function (DUF5528)

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads C5orf52 as an antibody target. Whether an autoantibody or antibody against C5orf52 could matter depends on whether native C5orf52 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

C5orf52 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 C5orf52 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/C5orf52. 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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