Interleukin 1 Receptor Antagonist

Interleukin 1 Receptor Antagonist

Identifiers Symbols IL1RN; DIRA; ICIL-1RA; IL-1RN; IL-1ra; IL-1ra3; IL1F3; IL1RA; IRAP; MVCD4 External IDs OMIM: 147679 MGI: 96547 HomoloGene: 11163 GeneCards: IL1RN Gene

Gene Ontology
Molecular function • interleukin-1 receptor binding
• interleukin-1, Type I receptor binding
• interleukin-1, Type II receptor binding
• interleukin-1 receptor antagonist activity
• interleukin-1 Type I receptor antagonist activity
• interleukin-1 Type II receptor antagonist activity
Cellular component • extracellular space
• intracellular
• nucleus
• cytoplasm
• centrosome
• plasma membrane
• vesicle
Biological process • negative regulation of cytokine-mediated signaling pathway
• chronic inflammatory response to antigenic stimulus
• lipid metabolic process
• acute-phase response
• immune response
• female pregnancy
• memory
• response to organic nitrogen
• negative regulation of glutamate secretion
• insulin secretion
• negative regulation of heterotypic cell-cell adhesion
• response to drug
• negative regulation of apoptotic process
• positive regulation of JUN kinase activity
• response to glucocorticoid stimulus
• negative regulation of interleukin-1-mediated signaling pathway
Sources: Amigo / QuickGO
RNA expression pattern More reference expression data Orthologs Species Human Mouse Entrez 3557 16181 Ensembl ENSG00000136689 ENSMUSG00000026981 UniProt P18510 P25085 RefSeq (mRNA) NM_000577.4 NM_001039701.3 RefSeq (protein) NP_000568.1 NP_001034790.1 Location (UCSC) Chr 2:
113.86 – 113.89 Mb Chr 2:
24.34 – 24.35 Mb PubMed search

The interleukin-1 receptor antagonist (IL-1RA) is a protein that in humans is encoded by the IL1RN gene.

IL-1RA was initially called the IL-1 inhibitor and was discovered separately in 1984 by two independent laboratories. IL-1RA, is an agent that binds non-productively to the cell surface interleukin-1 receptor (IL-1R). IL-1R is the same receptor that binds interleukin 1 (IL-1). Hence IL-1RA prevents IL-1 from sending a signal to that cell.

Read more about Interleukin 1 Receptor Antagonist:  Function, Clinical Significance

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