Seroatlas · Human Serome Atlas

REP15

Rab15 effector protein

Also known as: RAB15EP, REP15_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
Q6BDI9
Gene
REP15
Ensembl
ENSG00000174236
Chromosome
12
Canonical length
236 aa
Protein class
Predicted intracellular proteins

OverviewNCBI Gene

The protein encoded by this intronless gene interacts with GTP-bound Rab15 and is involved in recycling of transferrin receptor from the endocytic recycling compartment to the cell surface. [provided by RefSeq, Sep 2016]

Canonical amino-acid sequenceUniProt

236 residues, UniProt reviewed canonical sequence.

>Q6BDI9|REP15
     1  MGQKASQQLA LKDSKEVPVV CEVVSEAIVH AAQKLKEYLG FEYPPSKLCP AANTLNEIFL
    61  IHFITFCQEK GVDEWLTTTK MTKHQAFLFG ADWIWTFWGS NKQIKLQLAV QTLQMSSPPP
   121  VESKPCDLSN PESRVEESSW KKSRFDKLEE FCNLIGEDCL GLFIIFGMPG KPKDIRGVVL
   181  DSVKSQMVRS HLPGGKAVAQ FVLETEDCVF IKELLRNCLS KKDGLREVGK VYISIL

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against REP15 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
Other membrane
Secreted
No
Transmembrane segments
0
Mean surface accessibility (rSASA)
0.32
Highest tissue expression
73 nTPM

Expression across tissuesHPA

Tissue

  • stomach: 73 nTPM
  • rectum: 56 nTPM
  • colon: 35 nTPM
  • small intestine: 30 nTPM
  • duodenum: 13 nTPM
  • heart muscle: 5.2 nTPM

Single-cell type

  • goblet cells: 562 nCPM
  • foveolar cells: 103 nCPM
  • lymphatic endothelial cells: 13 nCPM
  • mucous neck cells: 8.2 nCPM
  • epididymal basal cells: 6.8 nCPM
  • proximal tubule cells: 5 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

  • cerebral cortex: 3.7 nTPM
  • hippocampal formation: 3.4 nTPM
  • thalamus: 3.4 nTPM
  • amygdala: 3 nTPM
  • white matter: 2.6 nTPM
  • choroid plexus: 2.4 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)
1.78
gnomAD pLI
0
gnomAD missense Z
0.44
DepMap mean gene effect
0.09
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 6% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).

OntologyGO

Biological processes

Cellular components

Protein domainsUniProt · Pfam · InterPro

  • Rab15 effector
  • Rab15 effector

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of REP15 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 REP15 as an antibody target. Whether an autoantibody or antibody against REP15 could matter depends on whether native REP15 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

REP15 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 REP15 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/REP15. 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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