IL4R rs7130588: Understanding Your Genetic Variant
The rs7130588 variant is a genetic change located within the IL4R gene, which provides instructions for creating a receptor involved in immune system regulation. Research has explored its potential association with atopic conditions, such as eczema and allergic rhinitis, though the evidence remains limited.
What each genotype means
Baseline risk profile
This genotype represents the non-risk version of the variant. Research suggests that individuals with this profile do not carry the specific genetic association linked to increased susceptibility for atopic dermatitis or related allergic conditions at this locus.
This is the most common genotype across most global populations.
Slightly increased risk
Carrying one copy of the G allele is associated with a statistically higher likelihood of developing atopic dermatitis compared to those without it. This variant is thought to influence IL4R function, which plays a role in immune responses, though the overall impact on individual health remains complex and influenced by many other factors.
This heterozygous genotype is found in a significant portion of the population, consistent with the reported global minor allele frequency.
Increased risk profile
This genotype is identified as the risk-associated form in genome-wide association studies for atopic dermatitis. While this variant is linked to a higher odds ratio for skin and allergic conditions, it is not a diagnostic marker; many people with this genotype do not develop these conditions. Please discuss any concerns regarding skin or allergic health with your clinician.
This homozygous genotype is less common than the A/A or A/G profiles, occurring at frequencies consistent with the reported minor allele frequency of approximately 20-35%.
What is rs7130588?
The rs7130588 variant is a single nucleotide polymorphism (SNP) located within the IL4R gene. In genetics, a SNP represents a variation at a single position in the DNA sequence among individuals. This specific variant is situated in the promoter or intron region of the gene, which are areas that do not code for proteins directly but instead play critical roles in regulating how genes are turned on or off. Because of its location, researchers hypothesize that rs7130588 may influence the density or expression levels of the interleukin-4 receptor on the surface of cells. By modulating how much of this receptor is produced, the variant could theoretically alter how the body responds to specific immune signals, potentially influencing susceptibility to various inflammatory or allergic conditions.
The Role of the IL4R Gene
The IL4R gene encodes the alpha chain of the interleukin-4 receptor, a type I transmembrane protein. This receptor is a vital component of the immune system, as it binds to two key signaling molecules: interleukin-4 (IL-4) and interleukin-13 (IL-13). These cytokines are essential for regulating the production of immunoglobulin E (IgE), an antibody that plays a central role in allergic responses. When the receptor functions normally, it helps coordinate the immune system's reaction to external threats. However, variations in the IL4R gene have been studied for their potential links to atopy—a genetic tendency to develop allergic diseases such as asthma, allergic rhinitis, and eczema. Because the receptor is so central to immune signaling, even minor changes in its regulation can have downstream effects on how the body manages inflammation and allergic sensitivity.
Research and Evidence Strength
Scientific research into rs7130588 has primarily focused on its potential role in atopic conditions. While some studies have suggested that variants within the IL4R gene may modulate susceptibility to allergic rhinitis and eczema, the evidence strength for rs7130588 specifically is currently considered limited. Genetic associations are often complex, and findings can vary significantly between different study populations or ethnic groups. It is important to note that having a specific genotype does not guarantee the development of any condition. Many factors, including environmental exposures, lifestyle, and the interaction of hundreds of other genetic variants, contribute to the development of allergic diseases. Consequently, while rs7130588 is a subject of interest in immunogenetics, it is not currently used as a diagnostic tool or a definitive predictor of health outcomes in clinical practice.
What You Can Do With This Information
Understanding your genetic variants can be an educational experience, but it is important to maintain a balanced perspective. Because the evidence linking rs7130588 to specific health traits is limited, this information should not be used to make medical decisions or to self-diagnose. Genetic data is only one piece of a much larger puzzle that includes your medical history, environment, and current symptoms. If you are concerned about allergies, eczema, or other immune-related conditions, the most effective approach is to consult with a healthcare professional, such as an allergist or immunologist. They can provide personalized guidance based on clinical evaluations rather than genetic markers alone. Always discuss any health concerns or questions about your genetic reports with a qualified clinician who can help you interpret the findings in the context of your overall health.
How common is this variant?
The rs7130588 variant is common, with a global minor allele frequency (MAF) typically ranging between 0.25 and 0.35 across major continental populations.
Frequently asked questions
Is rs7130588 a cause of eczema?
No, rs7130588 is not considered a direct cause of eczema. While some research has explored its association with atopic conditions, eczema is a complex disease influenced by many genetic and environmental factors.
Should I be worried if I have the G allele?
There is no reason for concern based on this genotype alone. Genetic variants like rs7130588 are common variations found in healthy individuals and are not diagnostic of any medical condition.
Can I use this SNP to predict my allergy risk?
No, this SNP is not a reliable predictor of allergy risk. Current evidence is limited, and genetic testing for common variants is not a substitute for professional clinical assessment.
Where can I find more information on IL4R?
You can find authoritative information on the IL4R gene through resources like MedlinePlus Genetics or the NCBI Gene database. These sites provide detailed summaries of gene functions and their roles in human health.
Sources & further reading
Educational information only, last refreshed 9/15/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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A polymorphism modulating IL-4 and IL-13 signaling thresholds on mucosal surfaces, conferring altered predisposition to aeroallergen reactivity.
Variant in the IL4R locus associated with atopic dermatitis and allergic rhinitis susceptibility.
A well-characterized functional missense variant (I50V) in the IL-4 receptor alpha chain that enhances downstream allergic and Th2 signaling pathways.
Missense variant (p.Gln551Arg) in interleukin 4 receptor subunit alpha strongly linked to atopic asthma and IgE regulation.
A coding missense variant (Q576R) in the IL-4 receptor alpha chain that potentiates downstream STAT6 signaling, increasing predisposition to atopic asthma and severe allergic sensitization.
A missense variant in the interleukin 4 receptor alpha chain that impacts signaling sensitivity and is associated with allergic bronchopulmonary disorders and atopic dermatitis.