XPNPEP3 Gene Summary [Human]

The protein encoded by this gene belongs to the family of X-pro-aminopeptidases that utilize a metal cofactor, and remove the N-terminal amino acid from peptides with a proline residue in the penultimate position. This protein has been shown to localize to the mitochondria of renal cells, and have a role in ciliary function. Mutations in this gene are associated with nephronophthisis-like nephropathy-1. Alternatively spliced transcript variants encoding different isoforms have been noted for this gene, however, expression of some of these isoforms in vivo is not known.[provided by RefSeq, Mar 2011]

Details

Type
Retained Intron
Official Symbol
XPNPEP3
Official Name
X-prolyl aminopeptidase 3 [Source:HGNC Symbol;Acc:HGNC:28052]
Ensembl ID
ENSG00000196236
Bio databases IDs NCBI: 63929 Ensembl: ENSG00000196236
Aliases X-prolyl aminopeptidase 3, Intermediate Cleaving Peptidase 55
Synonyms APP3, DJ1057D18.1, E430012M05Rik, ICP55, LOC63929, LOC686766, NPHPL1, X-prolyl aminopeptidase 3, X-prolyl aminopeptidase 3, mitochondrial
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human XPNPEP3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • Metallopeptidase family M24
  • Aminopeptidase P, N-terminal domain
  • metalloexopeptidase
  • methionine aminopeptidase, type I
  • peptidase
  • aminopeptidase
  • protein homodimerization
  • protein binding
  • APP_MetAP
  • manganese ion binding

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • schizophrenia
  • bipolar disorder
  • nephronophthisis-like nephropathy type 1
  • breast carcinoma
  • myelin oligodendrocyte glycoprotein induced experimental autoimmune encephalomyelitis
regulated by
  • lipopolysaccharide
  • Immunoglobulin
  • metformin
  • ACHE
regulates
  • Mitochondrial ETC 1
role in cell
  • length

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • Mitochondria
  • cytosol

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human XPNPEP3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • glomerular filtration
  • proteolysis
  • protein processing

Cellular Component

Where in the cell the gene product is active
  • cytoplasm
  • mitochondrion
  • cytosol

Molecular Function

What the gene product does at the molecular level
  • protein homodimerization activity
  • protein binding
  • metalloaminopeptidase activity
  • manganese ion binding
  • aminopeptidase activity

Gene-Specific Assays for Results You Can Trust

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