HIF1A rs11549467: What Your Genotype Means
The rs11549467 variant is a single-nucleotide polymorphism located within the HIF1A gene, which plays a critical role in how cells respond to low oxygen levels. Researchers have investigated this variant for potential associations with anaerobic power output and various health conditions, though evidence remains limited.
What each genotype means
Common genetic profile
This is the most frequently observed genotype for this variant in human populations. Research into this specific marker has explored its potential role in hypoxia-related physiological responses, but current evidence remains limited and does not suggest a significant impact on health or performance for individuals with this genotype.
This is the major homozygous genotype and is found in the vast majority of individuals across all studied ancestries.
Heterozygous genetic profile
You carry one copy of the minor allele for this variant. While some studies have investigated whether this polymorphism influences anaerobic power or responses to hypoxia, the findings are inconsistent and the overall clinical or performance significance remains unclear.
This genotype is relatively uncommon, appearing in a small percentage of the population depending on ancestral background.
Minor allele homozygous profile
You carry two copies of the minor allele for this variant. Scientific literature has examined this genotype in the context of athletic performance and disease susceptibility, but evidence is currently insufficient to draw definitive conclusions about its functional impact on your physiology.
This is a rare genotype, observed at a very low frequency in most global populations.
Understanding the rs11549467 Variant
The rs11549467 variant is a specific genetic change, or single-nucleotide polymorphism (SNP), located on chromosome 14. In this position, the DNA sequence can feature either a guanine (G) or an adenine (A) nucleotide. This SNP is situated within the HIF1A gene, which provides instructions for creating the alpha subunit of the hypoxia-inducible factor-1 (HIF-1) protein. Because this gene is involved in fundamental cellular processes, scientists often examine variations within it to see if they influence how the body adapts to environmental stressors, such as limited oxygen availability or intense physical exertion. While the variant is well-documented in genomic databases, it is important to distinguish it from other nearby variants in the same gene, such as the more frequently studied Pro582Ser (rs11549465) polymorphism.
The Role of the HIF1A Gene
The HIF1A gene encodes a protein that acts as a master regulator of oxygen homeostasis. When oxygen levels in tissues drop, a condition known as hypoxia, the HIF-1 protein helps the body adapt by triggering the expression of genes that improve oxygen delivery and energy metabolism. This includes processes like the formation of new blood vessels and the shift toward anaerobic energy production. Because of these functions, the HIF1A gene is a primary candidate for research into athletic performance, particularly in sports that require short bursts of high-intensity power. Variations in this gene are hypothesized to potentially alter the stability or activity of the HIF-1 protein, which could theoretically influence how an individual's muscles respond to the metabolic demands of exercise or how they recover from oxygen-deprived states.
Research and Evidence Strength
Scientific research into rs11549467 has explored its potential associations with physical performance and various disease states, including certain cancers and cardiovascular conditions. Some studies have looked for correlations between this variant and power-based athletic performance, attempting to determine if specific genotypes provide a physiological advantage. However, the current evidence for these associations is considered limited. Many findings are based on small cohorts or specific ethnic populations, and results have not always been consistent across larger, more diverse studies. While some meta-analyses have identified statistical links between this SNP and disease risks, these associations are often complex and influenced by many other genetic and environmental factors. Consequently, this variant is not currently used as a reliable predictor for athletic potential or clinical diagnosis in any medical setting.
Interpreting Your Genetic Information
It is important to understand that genetic variants like rs11549467 represent only a tiny fraction of the factors that influence human health and physical performance. Traits such as muscle power are polygenic, meaning they are influenced by the combined effects of hundreds or thousands of different genes, as well as training, nutrition, and lifestyle choices. Having a particular genotype for this SNP does not determine your athletic ability or your risk for any specific disease. If you have received information about this variant from a direct-to-consumer genetic test, it should be viewed as a point of scientific interest rather than a definitive health assessment. You cannot use this information to diagnose a condition or create a personalized training program. Always consult with a qualified healthcare professional or a certified sports scientist if you have concerns about your health or fitness goals.
How common is this variant?
The minor allele frequency for rs11549467 is approximately 0.10 to 0.15 in European populations, though frequencies can vary significantly across different global ancestries.
Frequently asked questions
Is rs11549467 a reliable test for athletic talent?
No. Athletic performance is a complex trait influenced by thousands of genetic variants, training, and environment. No single SNP, including rs11549467, can accurately predict athletic success.
Does this variant mean I have a health risk?
The evidence linking this variant to specific health conditions is limited and often inconsistent. It is not a diagnostic marker, and you should not use it to assess your personal disease risk.
Where can I find more information about HIF1A?
You can explore resources like MedlinePlus Genetics or the NCBI Gene database for comprehensive, peer-reviewed information on the function of the HIF1A gene.
Should I change my diet or exercise based on this SNP?
No. There is no scientific consensus or clinical guideline that suggests changing your lifestyle based on this specific genetic variant. Always prioritize evidence-based training and nutrition advice.
Sources & further reading
Educational information only, last refreshed 10/9/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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Missense variant (c.1744C>T, p.Pro582Ser) in HIF1A that confers enhanced transcriptional activation under hypoxic conditions, studied in athletic performance, tumor angiogenesis, and ischemic stroke.
The P582S missense variant in HIF1A modulates hypoxia-inducible factor stability and is associated with altered susceptibility to diabetic cardiovascular complications and tumorigenesis.