rs3136558

This is a regulatory region variant variant in the IL1B gene.

Research that mentions this SNP (2)

Evaluation of genetic variants in IL‐1B and its interaction with the predisposition of osteoporosis in the northwestern Chinese Han population
AssociationN=1,193Zhiyi He et al.(2020)· The Journal of Gene Medicine

A case-control study of 594 osteoporosis patients and 599 controls in northwestern Chinese Han population examined seven IL-1B variants. The AA genotype of rs2853550 was protective against osteoporosis (OR=0.11, p=0.038), while rs16944 (OR=1.19–1.42) and rs1143623 (OR=1.21–1.43) increased osteoporosis risk. The haplotype Grs1143630Ars1143627Grs16944 was associated with increased risk (OR=1.20, p=0.032), and a four-locus SNP-SNP interaction model (rs1143643, rs3136558, rs1143630, rs1143623) showed the best prediction accuracy.

Traits studied:Osteoporosis
Associations of polymorphisms in the genes of FGFR2, FGF1, and RBFOX2 with breast cancer risk by estrogen/progesterone receptor status
AssociationN=2,416Yu‐Ling Cen et al.(2013)· Molecular Carcinogenesis

A hospital-based case-control study in rural and urban India (1,204 cases; 1,212 controls) examined genetic and lifestyle risk factors for breast cancer. Four SNPs in FGFR2 (rs1219648, rs2420946, rs2981575, rs2981582) showed positive associations with breast cancer (ORs 1.32-1.47). Additional SNPs in obesity and metabolic genes (rs374748 in FBN2, rs2922763 in HNF4G, rs2116830 in KCNMA1, rs11121832 in MTHFR, rs16886165 in MAP3K1, rs11594610 in TCF7L2, rs2274459 in MLN) were associated with increased breast cancer risk. Waist-to-hip ratio ≥0.95 showed strong association (OR 3.78; 95% CI 2.92-4.89), and women living first 20 years in rural areas showed protective effect (OR 0.77).

Traits studied:Breast cancerBreast cancer riskER+/PR+ breast cancerER/PR negative breast cancerTriple negative breast cancer

About IL1B

The protein encoded by this gene is a member of the interleukin 1 cytokine family. This cytokine is produced by activated macrophages as a proprotein, which is proteolytically processed to its active form by caspase 1 (CASP1/ICE). This cytokine is an important mediator of the inflammatory response, and is involved in a variety of cellular activities, including cell proliferation, differentiation, and apoptosis. The induction of cyclooxygenase-2 (PTGS2/COX2) by this cytokine in the central nervous system (CNS) is found to contribute to inflammatory pain hypersensitivity. Similarly, IL-1B has been implicated in human osteoarthritis pathogenesis. Patients with severe Coronavirus Disease 2019 (COVID-19) present elevated levels of pro-inflammatory cytokines such as IL-1B in bronchial alveolar lavage fluid samples. The lung damage induced by the Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is to a large extent, a result of the inflammatory response promoted by cytokines such as IL-1B. This gene and eight other interleukin 1 family genes form a cytokine gene cluster on chromosome 2. [provided by RefSeq, Jul 2020]

View all IL1B variants →

Gene information from NCBI Gene. Variant classifications from ClinVar.

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