IL18 Gene Summary [Human]

The protein encoded by this gene is a proinflammatory cytokine of the IL-1 family that is constitutively found as a precursor within the cytoplasm of a variety of cells including macrophages and keratinocytes. The inactive IL-18 precursor is processed to its active form by caspase-1, and is capable of stimulating interferon gamma production, and of regulating both T helper (Th) 1 and Th2 responses. This cytokine has been implicated in the injury of different organs, and in potentially fatal conditions characterized by a cytokine storm. In humans, IL-18 gene is located on chromosome 11. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Aug 2020]

Details

Type
Protein Coding
Official Symbol
IL18
Official Name
interleukin 18 [Source:HGNC Symbol;Acc:HGNC:5986]
Ensembl ID
ENSG00000150782
Bio databases IDs NCBI: 3606 Ensembl: ENSG00000150782
Aliases interleukin 18, interferon-gamma-inducing factor
Synonyms IGIF, IL1F4, IL-1g, IL-1 gamma, IL-1 γ, interferon-gamma-inducing factor, interferon-γ-inducing factor, interleukin 18
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 IL18 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • receptor agonist activity
  • protein binding
  • interleukin-18 receptor binding
  • cytokine
  • beta-trefoil domain found in the interleukin-1 (IL-1) family of cytokines

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • liver cancer
  • liver neoplasia
  • digestive system cancer
  • abdominal cancer
  • cancer
  • epithelial cancer
  • epithelial neoplasia
  • neoplasia
  • systemic lupus erythematosus
  • hypernociception
regulated by
  • lipopolysaccharide
  • ethanol
  • levamisole
  • tetradecanoylphorbol acetate
  • PXO1 122
  • PAGA
  • CASP3
  • D-glucose
  • N-[(2Z)-3-(4,5-dihydro-1,3-thiazol-2-yl)-1,3-thiazolidin-2-yl idene]-5H dibenzo[a,d][7]annulen-5-amine
  • PRDX1
regulates
role in cell
  • migration
  • expression in
  • phosphorylation in
  • proliferation
  • binding in
  • production in
  • apoptosis
  • survival
  • quantity
  • cell death

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Extracellular Space
  • Cytoplasm
  • cell surface
  • Nucleus
  • Plasma Membrane
  • cytosol
  • apical membrane
  • plasma

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human IL18 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • cell proliferation
  • neutrophil activation
  • positive regulation of tyrosine phosphorylation of STAT protein
  • positive regulation of transcription from RNA polymerase II promoter
  • cholesterol homeostasis
  • positive regulation of NF-kappaB transcription factor activity
  • establishment of skin barrier
  • positive regulation of smooth muscle cell proliferation
  • inflammatory response
  • positive regulation of granulocyte macrophage colony-stimulating factor production
  • angiogenesis
  • positive regulation of NK T cell proliferation
  • positive regulation of interferon-gamma production
  • positive regulation of tissue remodeling
  • positive regulation of interleukin-17 production
  • positive regulation of T-helper 1 cell cytokine production
  • natural killer cell activation
  • positive regulation of chemokine production
  • triglyceride homeostasis
  • interleukin-18-mediated signaling pathway
  • defense response to Gram-positive bacterium
  • positive regulation of inflammatory response
  • T-helper 1 type immune response
  • cell-cell signaling
  • positive regulation of T-helper 2 cell differentiation
  • natural killer cell mediated cytotoxicity
  • positive regulation of activated T cell proliferation
  • type 2 immune response
  • positive regulation of interleukin-13 production
  • negative regulation of myoblast differentiation
  • positive regulation of natural killer cell proliferation
  • sleep
  • positive regulation of macrophage derived foam cell differentiation
  • regulation of cell adhesion
  • positive regulation of protein kinase B signaling cascade

Cellular Component

Where in the cell the gene product is active
  • extracellular space
  • cytosol
  • extracellular region

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • cytokine activity
  • interleukin-18 receptor binding

Gene-Specific Assays for Results You Can Trust

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