Seroatlas · Human Serome Atlas

EPS8L1

Epidermal growth factor receptor kinase substrate 8-like protein 1

Also known as: DRC3, ES8L1_HUMAN, FLJ20258, MGC23164, MGC4642

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

Protein identityUniProt · HPA

UniProt accession
Q8TE68
Gene
EPS8L1
Ensembl
ENSG00000131037
Chromosome
19
Canonical length
723 aa
Protein class
Predicted intracellular proteins
Subcellular location
Cytosol

OverviewNCBI Gene

This gene encodes a protein that is related to epidermal growth factor receptor pathway substrate 8 (EPS8), a substrate for the epidermal growth factor receptor. The function of this protein is unknown. At least two alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

Canonical amino-acid sequenceUniProt

723 residues, UniProt reviewed canonical sequence.

>Q8TE68|EPS8L1
     1  MSTATGPEAA PKPSAKSIYE QRKRYSTVVM ADVSQYPVNH LVTFCLGEDD GVHTVEDASR
    61  KLAVMDSQGR VWAQEMLLRV SPDHVTLLDP ASKEELESYP LGAIVRCDAV MPPGRSRSLL
   121  LLVCQEPERA QPDVHFFQGL RLGAELIRED IQGALHNYRS GRGERRAAAL RATQEELQRD
   181  RSPAAETPPL QRRPSVRAVI STVERGAGRG RPQAKPIPEA EEAQRPEPVG TSSNADSASP
   241  DLGPRGPDLA VLQAEREVDI LNHVFDDVES FVSRLQKSAE AARVLEHRER GRRSRRRAAG
   301  EGLLTLRAKP PSEAEYTDVL QKIKYAFSLL ARLRGNIADP SSPELLHFLF GPLQMIVNTS
   361  GGPEFASSVR RPHLTSDAVA LLRDNVTPRE NELWTSLGDS WTRPGLELSP EEGPPYRPEF
   421  FSGWEPPVTD PQSRAWEDPV EKQLQHERRR RQQSAPQVAV NGHRDLEPES EPQLESETAG
   481  KWVLCNYDFQ ARNSSELSVK QRDVLEVLDD SRKWWKVRDP AGQEGYVPYN ILTPYPGPRL
   541  HHSQSPARSL NSTPPPPPAP APAPPPALAR PRWDRPRWDS CDSLNGLDPS EKEKFSQMLI
   601  VNEELQARLA QGRSGPSRAV PGPRAPEPQL SPGSDASEVR AWLQAKGFSS GTVDALGVLT
   661  GAQLFSLQKE ELRAVSPEEG ARVYSQVTVQ RSLLEDKEKV SELEAVMEKQ KKKVEGEVEM
   721  EVI

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against EPS8L1 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)
0.4
Highest tissue expression
121 nTPM

Expression across tissuesHPA

Tissue

  • esophagus: 121 nTPM
  • skin: 59 nTPM
  • vagina: 36 nTPM
  • cervix: 28 nTPM
  • stomach: 26 nTPM
  • kidney: 24 nTPM

Single-cell type

  • esophageal apical cells: 1,809 nCPM
  • syncytiotrophoblasts: 624 nCPM
  • foveolar cells: 261 nCPM
  • oocytes: 101 nCPM
  • salivary duct cells: 78 nCPM
  • fallopian secretory cells: 70 nCPM

Immune cell

  • eosinophil: 2.3 nTPM
  • plasmacytoid DC: 1.4 nTPM
  • basophil: 1.1 nTPM
  • NK-cell: 0.8 nTPM
  • gdT-cell: 0.3 nTPM
  • MAIT T-cell: 0.3 nTPM

Brain region

  • thalamus: 0.5 nTPM
  • white matter: 0.5 nTPM
  • midbrain: 0.4 nTPM
  • cerebral cortex: 0.3 nTPM
  • medulla oblongata: 0.3 nTPM
  • pons: 0.3 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)
1.03
gnomAD pLI
0
gnomAD missense Z
0.03
DepMap mean gene effect
-0.07
DepMap dependency class
none

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).

OntologyGO

Biological processes

Molecular functions

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of EPS8L1 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 EPS8L1 as an antibody target. Whether an autoantibody or antibody against EPS8L1 could matter depends on whether native EPS8L1 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

EPS8L1 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 EPS8L1 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/EPS8L1. 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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