Seroatlas · Human Serome Atlas

C17orf50

Uncharacterized protein C17orf50

Also known as: CQ050_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
Q8WW18
Gene
C17orf50
Ensembl
ENSG00000270806
Chromosome
17
Canonical length
174 aa
Protein class
Predicted intracellular proteins
Subcellular location
Nucleoplasm

OverviewNCBI Gene

No narrative summary is available for C17orf50 in this catalog release; identity and structured annotations are shown without generated factual claims.

Canonical amino-acid sequenceUniProt

174 residues, UniProt reviewed canonical sequence.

>Q8WW18|C17orf50
     1  MDKHGVKTPL WKKETEELRA EDAEQEEGKE GSEDEDEDNQ RPLEDSATEG EEPPRVAEEG
    61  EGRERRSVSY CPLRQESSTQ QVALLRRADS GFWGWLGPLA LLGGLTAPTD RKRSLPEEPC
   121  VLEIRRRPPR RGGCACCELL FCKKCRSLHS HPAYVAHCVL DHPDLGKAGA AGNS

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against C17orf50 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)
0.61
Highest tissue expression
94 nTPM

Expression across tissuesHPA

Tissue

  • testis: 94 nTPM
  • basal ganglia: 1.1 nTPM
  • cerebellum: 0.7 nTPM
  • hypothalamus: 0.5 nTPM
  • amygdala: 0.4 nTPM
  • cerebral cortex: 0.4 nTPM

Single-cell type

  • late spermatids: 2,114 nCPM
  • early spermatids: 695 nCPM
  • late primary spermatocytes: 596 nCPM
  • epididymal principal cells: 14 nCPM
  • epicardial cells: 6.8 nCPM
  • hematopoietic stem cells: 5.3 nCPM

Immune cell

  • naive CD8 T-cell: 1.4 nTPM
  • plasmacytoid DC: 1.4 nTPM
  • naive CD4 T-cell: 1.2 nTPM
  • gdT-cell: 0.8 nTPM
  • memory B-cell: 0.8 nTPM
  • MAIT T-cell: 0.7 nTPM

Brain region

  • amygdala: 5.2 nTPM
  • basal ganglia: 4.5 nTPM
  • hypothalamus: 4.3 nTPM
  • midbrain: 4.3 nTPM
  • cerebral cortex: 4.2 nTPM
  • hippocampal formation: 3.9 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)
1.9
gnomAD pLI
0
gnomAD missense Z
-0.31
DepMap mean gene effect
-0.26
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 5% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).

Protein domainsUniProt · Pfam · InterPro

  • Domain of unknown function DUF4637
  • C17orf50 C-terminal zinc-binding domain

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads C17orf50 as an antibody target. Whether an autoantibody or antibody against C17orf50 could matter depends on whether native C17orf50 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

C17orf50 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 C17orf50 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/C17orf50. 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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