rs1269486
Variant in the GATA3 gene (GATA Binding Protein 3)
rs1269486 is a single nucleotide polymorphism (SNP) in the GATA3 gene, involved in Th2 differentiation. Variants at this position have been studied in relation to immune function, metabolism, and chronic illness.
This page is for educational and informational purposes only. Not a diagnostic tool. Always consult a qualified healthcare provider.
What is the rs1269486 variant?
rs1269486 is a SNP (single nucleotide polymorphism) in the GATA3 (GATA Binding Protein 3) gene. It belongs to the Adaptive Immunity category and is part of the Adaptive Immunity biological cluster. GATA3 is the master transcription factor for Th2 cell differentiation, driving IL-4, IL-5, and IL-13 expression and coordinating type 2 immune responses in allergy, helminth defense, and tissue repair.
Biological role and pathway
This variant sits within the GATA3 gene, which is involved in the Th2 differentiation pathway. Genes within the Adaptive Immunity cluster work together to maintain balanced function across interconnected biological systems.
Variants in genes within this pathway may influence an individual's predisposition to altered function — particularly under conditions of physiological stress such as viral infection or prolonged illness.
rs1269486 and Long COVID / ME-CFS research
The Th1/Th2/Th17 balance is dysregulated in Long COVID. While COVID-19 primarily drives Th1 responses, subsequent immune dysregulation may include aberrant Th2 activation. GATA3 variants affecting Th2 polarization may contribute to the allergic-like features in some Long COVID patients.
This information is based on published research and does not constitute medical advice. See references below.
Parent gene: GATA3
rs1269486 is one of 3 known variants in the GATA3 gene. To understand the full biological context of this variant, explore the parent gene page.
View GATA3 gene page →Conditions studied in relation to rs1269486
Research into GATA3 variants including rs1269486 has explored associations with the following conditions. These are areas of scientific investigation and do not imply causation.
Genetic insights from DNA data
Consumer DNA files from 23andMe, AncestryDNA, and MyHeritage contain raw SNP data. When you upload your file to ChronicDNA, the analysis engine checks your genotype against a curated panel of 80+ genes selected for their relevance to Long COVID, ME/CFS, and connected biological pathways - some of which may include GATA3 and the rs1269486 variant.
The report is educational - it explains which variants you carry, what the research says about them, and how they fit into the biological pathways most relevant to chronic illness. Results are presented in plain English with appropriate scientific context, no medical jargon, no scare tactics. All results should be discussed with a qualified healthcare provider.
Other variants in the GATA3 gene
The following variants in GATA3 are also studied in relation to chronic illness and may be analysed together for a more complete picture.
Frequently asked questions
What is the rs1269486 variant in the GATA3 gene?
rs1269486 is a single nucleotide polymorphism (SNP) located in the GATA3 (GATA Binding Protein 3) gene, which is involved in Th2 differentiation. GATA3 is the master transcription factor for Th2 cell differentiation, driving IL-4, IL-5, and IL-13 expression and coordinating type 2 immune responses in allergy, helminth defense, and tissue repair.
How may the rs1269486 variant relate to Long COVID or ME/CFS?
The Th1/Th2/Th17 balance is dysregulated in Long COVID. While COVID-19 primarily drives Th1 responses, subsequent immune dysregulation may include aberrant Th2 activation. GATA3 variants affecting Th2 polarization may contribute to the allergic-like features in some Long COVID patients.
Can a consumer DNA test detect the rs1269486 variant?
Many consumer DNA tests such as 23andMe, AncestryDNA, and MyHeritage genotype common SNPs. ChronicDNA analyses your raw DNA file and reports on variants studied in relation to chronic illness, immune function, and metabolism. This is not a diagnostic service — results are informational and educational only.
Find out if you carry the rs1269486 variant
Upload your DNA data from 23andMe, AncestryDNA, or MyHeritage and receive a personalised report covering >80 genes relevant to Long COVID and ME/CFS.
Get Your Personalised DNA ReportInformational and educational only · Not a diagnostic tool · GDPR compliant
References
The following publications were used in compiling the research context for GATA3 and its variants. This is not an exhaustive literature review.
- [1]PMID: 27760525
- [2]Nature Immunology
- [3]Cell