Seroatlas · Human Serome Atlas

RNASEL

2-5A-dependent ribonuclease

Also known as: PRCA1, RN5A_HUMAN, RNS4

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

Protein identityUniProt · HPA

UniProt accession
Q05823
Gene
RNASEL
Ensembl
ENSG00000135828
Chromosome
1
Canonical length
741 aa
Protein class
Enzymes, Human disease related genes, Plasma proteins, Predicted intracellular proteins
Subcellular location
Cytosol
Quaternary structure
Homodimer

OverviewNCBI Gene

This gene encodes a component of the interferon-regulated 2-5A system that functions in the antiviral and antiproliferative roles of interferons. The protein is involved in innate immunity and is active against multiple RNA viruses, including the influenza and SARS-CoV-2 viruses. Mutations in this gene have been associated with predisposition to prostate cancer and this gene is a candidate for the hereditary prostate cancer 1 (HPC1) allele. [provided by RefSeq, Nov 2021]

Canonical amino-acid sequenceUniProt

741 residues, UniProt reviewed canonical sequence.

>Q05823|RNASEL
     1  MESRDHNNPQ EGPTSSSGRR AAVEDNHLLI KAVQNEDVDL VQQLLEGGAN VNFQEEEGGW
    61  TPLHNAVQMS REDIVELLLR HGADPVLRKK NGATPFILAA IAGSVKLLKL FLSKGADVNE
   121  CDFYGFTAFM EAAVYGKVKA LKFLYKRGAN VNLRRKTKED QERLRKGGAT ALMDAAEKGH
   181  VEVLKILLDE MGADVNACDN MGRNALIHAL LSSDDSDVEA ITHLLLDHGA DVNVRGERGK
   241  TPLILAVEKK HLGLVQRLLE QEHIEINDTD SDGKTALLLA VELKLKKIAE LLCKRGASTD
   301  CGDLVMTARR NYDHSLVKVL LSHGAKEDFH PPAEDWKPQS SHWGAALKDL HRIYRPMIGK
   361  LKFFIDEKYK IADTSEGGIY LGFYEKQEVA VKTFCEGSPR AQREVSCLQS SRENSHLVTF
   421  YGSESHRGHL FVCVTLCEQT LEACLDVHRG EDVENEEDEF ARNVLSSIFK AVQELHLSCG
   481  YTHQDLQPQN ILIDSKKAAH LADFDKSIKW AGDPQEVKRD LEDLGRLVLY VVKKGSISFE
   541  DLKAQSNEEV VQLSPDEETK DLIHRLFHPG EHVRDCLSDL LGHPFFWTWE SRYRTLRNVG
   601  NESDIKTRKS ESEILRLLQP GPSEHSKSFD KWTTKINECV MKKMNKFYEK RGNFYQNTVG
   661  DLLKFIRNLG EHIDEEKHKK MKLKIGDPSL YFQKTFPDLV IYVYTKLQNT EYRKHFPQTH
   721  SPNKPQCDGA GGASGLASPG C

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against RNASEL 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)
0.27
Highest tissue expression
9.2 nTPM

Expression across tissuesHPA

Tissue

  • tonsil: 9.2 nTPM
  • ovary: 9.1 nTPM
  • epididymis: 9 nTPM
  • lymph node: 8.9 nTPM
  • thyroid gland: 8.5 nTPM
  • rectum: 8.4 nTPM

Single-cell type

  • neutrophils: 50 nCPM
  • salivary duct cells: 30 nCPM
  • adrenal medulla cells: 21 nCPM
  • parietal cells: 21 nCPM
  • neutrophil progenitors: 20 nCPM
  • prostatic hillock cells: 18 nCPM

Immune cell

  • neutrophil: 55 nTPM
  • eosinophil: 53 nTPM
  • basophil: 42 nTPM
  • non-classical monocyte: 30 nTPM
  • naive CD4 T-cell: 17 nTPM
  • intermediate monocyte: 16 nTPM

Brain region

  • cerebral cortex: 14 nTPM
  • pons: 14 nTPM
  • choroid plexus: 13 nTPM
  • midbrain: 13 nTPM
  • basal ganglia: 13 nTPM
  • hypothalamus: 13 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about RNASEL.

Disease | AllUniProt

Conditions RNASEL is implicated in, by any mechanism.

Disease | GeneticClinVar

4 pathogenic / likely-pathogenic of 170 ClinVar records.

Conditions with pathogenic or likely-pathogenic variants.

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)
1.13
gnomAD pLI
0
gnomAD missense Z
0.16
DepMap mean gene effect
-0.03
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 7% 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 RNASEL 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 RNASEL as an antibody target. Whether an autoantibody or antibody against RNASEL could matter depends on whether native RNASEL is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

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

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