ZNF365 rs200076616: What Your Genotype Means
The genetic variant rs200076616 is a single nucleotide polymorphism located within the ZNF365 gene. Research has identified this variant as having a genome-wide significant association with total immunoglobulin E (IgE) levels specifically in Latino populations.
What each genotype means
Associated with lower IgE
This genotype is associated with lower total IgE levels in Latino populations. Research indicates this variant acts as an insertion-deletion (indel) polymorphism, where the insertion allele is linked to a decrease in IgE levels.
This variant is common in Latino populations but rare in non-Latino populations.
Intermediate IgE association
Carrying one copy of the insertion allele and one copy of the deletion allele may result in an intermediate effect on total IgE levels compared to homozygous individuals. This association was identified in Latino populations, and the clinical significance for other ancestries remains limited.
This variant is common in Latino populations but rare in non-Latino populations.
Baseline IgE association
This genotype represents the absence of the insertion allele associated with lower IgE levels in the ZNF365 gene. Individuals with this genotype do not carry the specific insertion variant linked to the observed reduction in IgE levels in Latino study cohorts.
This variant is common in Latino populations but rare in non-Latino populations.
Understanding the rs200076616 Variant
The variant rs200076616 is a specific change in the DNA sequence, categorized as a single nucleotide polymorphism (SNP). In genetics, a SNP represents a variation at a single position in a DNA molecule. This particular variant is located within the ZNF365 gene, which stands for zinc finger protein 365. Scientists study these variations to understand how differences in our genetic code might influence biological traits or susceptibility to certain conditions. The identification of rs200076616 as a significant marker was made through large-scale genomic studies that compare the DNA of individuals with different trait levels to find statistical correlations. It is important to note that while this variant is statistically associated with a trait, it does not necessarily mean it is the direct cause of that trait, as it may simply be located near other functional genetic elements.
The Role of the ZNF365 Gene
The ZNF365 gene encodes a protein known as zinc finger protein 365. Zinc finger proteins are a large family of proteins that typically function by binding to DNA, RNA, or other proteins, often acting as transcription factors that help regulate gene expression. By controlling which genes are turned on or off, these proteins play essential roles in various cellular processes. While the exact biological mechanisms by which ZNF365 influences immune-related traits are still being investigated, its involvement in regulatory pathways makes it a subject of interest in studies concerning immune system function. Research into this gene is part of a broader effort to map the complex genetic architecture of the human immune system and understand how variations in regulatory genes can lead to differences in antibody production and inflammatory responses.
Research and Evidence Strength
The association between rs200076616 and total IgE levels was established through a genome-wide association study (GWAS) and admixture mapping conducted in the Genes-environments & Admixture in Latino Americans (GALA II) study. This research, published in peer-reviewed literature, reported a genome-wide significant association with a p-value of 2.3 x 10^-8. IgE is a class of antibody that plays a key role in the body's defense against parasitic infections and is also a central mediator in allergic inflammation. The evidence for this association is considered moderate, as it was identified in a specific population and highlights the importance of studying diverse, multiethnic cohorts to fully understand human genetic variation. Because this association was primarily observed in Latino populations, further research is required to determine if similar patterns exist across other global ancestries or if the effect is unique to specific genetic backgrounds.
Interpreting Your Genetic Information
If you have received information about your status for the rs200076616 variant, it is important to understand that this is a statistical association, not a medical diagnosis. Genetic variants like this one contribute only a small fraction to the overall complexity of immune system regulation and IgE levels, which are also heavily influenced by environmental factors, lifestyle, and other genetic markers. You cannot use this information to predict the development of allergies or other immune conditions. If you have concerns about your health, such as symptoms of allergies or immune-related issues, you should consult with a qualified healthcare professional or an allergist. They can provide appropriate testing and clinical evaluation based on your personal health history, rather than relying on individual genetic markers. Always discuss any health-related questions with a clinician who can interpret your results in the context of your overall well-being.
How common is this variant?
The rs200076616 variant is noted to be rare in non-Latino populations, with its frequency and significance being most prominent in studies of Latino ancestry.
Frequently asked questions
What does the ZNF365 gene do?
The ZNF365 gene provides instructions for making a zinc finger protein, which typically acts as a regulator of gene expression. These proteins help control various cellular processes by binding to DNA or other molecules.
Is rs200076616 a cause of allergies?
No, this variant is not a direct cause of allergies. It is a genetic marker statistically associated with total IgE levels, which are involved in allergic responses, but many other factors influence whether someone develops allergies.
Why is this variant only significant in Latinos?
Genetic associations can vary by ancestry due to differences in population history and the distribution of genetic variants. The GALA II study specifically identified this association in Latino participants, and it may not show the same statistical significance in other groups.
Should I be worried if I have the variant?
No, there is no reason for concern. This is a common type of genetic variation, and having it does not mean you have a disease or will develop one. Always consult a doctor if you have specific health concerns.
Sources & further reading
Educational information only, last refreshed 9/16/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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