LTA4H Gene Summary [Human]

The protein encoded by this gene is an enzyme that contains both hydrolase and aminopeptidase activities. The hydrolase activity is used in the final step of the biosynthesis of leukotriene B4, a proinflammatory mediator. The aminopeptidase activity has been shown to degrade proline-glycine-proline (PGP), a neutrophil chemoattractant and biomarker for chronic obstructive pulmonary disease (COPD). Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2015]

Details

Type
Protein Coding
Official Symbol
LTA4H
Official Name
leukotriene A4 hydrolase [Source:HGNC Symbol;Acc:HGNC:6710]
Ensembl ID
ENSG00000111144
Bio databases IDs NCBI: 4048 Ensembl: ENSG00000111144
Aliases leukotriene A4 hydrolase
Synonyms Leukotriene A4 Hydrolase, Lkha4, LTA4, LTA-4 hydrolase
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 LTA4H often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • Peptidase family M1 domain
  • epoxide hydrolase
  • metalloexopeptidase
  • peptidase
  • Leukotriene A4 hydrolase, C-terminal
  • enzyme
  • protein binding
  • Peptidase M1 N-terminal domain
  • zinc ion binding
  • leukotriene A-4 hydrolase/aminopeptidase
  • aminopeptidase
  • peptidase GluZincin family
  • leukotriene-A4 hydrolase

Pathways

Biological processes and signaling networks where the LTA4H gene in human plays a role, providing insight into its function and relevance in health or disease.

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
binds
disease
  • nonalcoholic fatty liver disease
  • acute inflammation
  • hypersensitivity reaction type I
  • acute coronary syndrome
  • severe acute respiratory syndrome
regulated by
regulates
  • leukotriene B4
  • leukotriene
  • leukotriene A4
  • lipoxin A4
  • 6-trans-8-cis-leukotriene B4
  • peptide
role in cell
  • accumulation in
  • cellular infiltration by
  • accumulation

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
  • ficolin-1-rich granule lumen
  • Extracellular Space
  • organelle lumens
  • cytosol
  • nucleoplasm
  • cytosolic fraction

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human LTA4H gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • protein metabolic process
  • peptide catabolic process
  • response to zinc ion
  • leukotriene biosynthetic process
  • Type I pneumocyte differentiation
  • lipid metabolic process
  • proteolysis
  • response to peptide hormone stimulus

Cellular Component

Where in the cell the gene product is active
  • nucleus
  • extracellular vesicular exosome
  • cytosol
  • extracellular region
  • nucleoplasm

Molecular Function

What the gene product does at the molecular level
  • zinc ion binding
  • RNA binding
  • protein binding
  • tripeptide aminopeptidase activity
  • metalloaminopeptidase activity
  • aminopeptidase activity
  • leukotriene-A4 hydrolase activity
  • peptidase activity
  • epoxide hydrolase activity

Gene-Specific Assays for Results You Can Trust

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