PHACTR1 rs12704795: What Your Genotype Means
The rs12704795 variant is a common genetic change located within the PHACTR1 gene. It has been identified in scientific studies as being associated with a susceptibility to coronary artery disease and migraine risk.
What each genotype means
Baseline vascular risk profile
This genotype represents the baseline state for this specific genetic marker. Research indicates that the PHACTR1 region is associated with susceptibility to coronary artery disease and migraine, but this specific genotype does not carry the risk-associated allele identified in major genome-wide association studies. Please consult with a healthcare provider to discuss your overall cardiovascular health and any personal or family history of vascular conditions.
This is a common genotype found in a significant portion of the global population.
Increased vascular risk marker
Carrying one copy of this variant is associated with altered risk profiles for coronary artery disease and migraine. Studies suggest that the PHACTR1 gene plays a role in vascular wall integrity, and variations here may influence susceptibility to these conditions. Because genetic risk is only one factor in health, please discuss your cardiovascular risk factors and any symptoms with your clinician.
This heterozygous genotype is frequently observed across diverse ancestral populations.
Elevated vascular risk marker
Carrying two copies of this variant is associated with a higher statistical likelihood of susceptibility to coronary artery disease and migraine compared to those without the variant. The PHACTR1 gene is involved in maintaining vascular health, and this genotype may influence how your body manages vascular stress. You should discuss your cardiovascular health, lifestyle, and any relevant family history with your doctor to determine appropriate screening or preventative strategies.
This genotype is common and widely distributed among many human populations.
Understanding the rs12704795 Variant
The rs12704795 variant is a single nucleotide polymorphism, or SNP, located on chromosome 6. In the context of human genetics, a SNP represents a variation at a single position in the DNA sequence among individuals. This specific variant sits within the PHACTR1 gene region. Researchers identify such variants through genome-wide association studies (GWAS), which scan the genomes of large groups of people to find statistical links between specific genetic markers and particular health traits or conditions. Because rs12704795 is located in a non-coding region of the genome, it is often studied for its potential role in regulating how nearby genes are expressed rather than directly altering a protein's structure. It is classified as a common variant, meaning it appears frequently across diverse human populations.
The Role of the PHACTR1 Gene
The PHACTR1 gene, which stands for Phosphatase and Actin Regulator 1, provides instructions for making a protein that interacts with the actin cytoskeleton and protein phosphatase 1. This interaction is thought to be important for maintaining the structural integrity and function of vascular cells, which make up our blood vessels. Because of its role in vascular biology, researchers have long investigated PHACTR1 as a candidate gene for various cardiovascular conditions. While the gene is clearly involved in vascular health, the exact mechanisms by which specific variants like rs12704795 influence disease risk remain a subject of active scientific debate. Some studies suggest that the variant may influence the expression of PHACTR1 or nearby genes like EDN1, potentially affecting how blood vessels contract or respond to stress.
Research Associations and Evidence
Scientific research has established a moderate level of evidence linking the PHACTR1 locus to several vascular-related traits, including coronary artery disease (CAD) and migraine. Large-scale genetic studies have consistently observed that variants in this region are associated with these conditions. Interestingly, the genetic signals at this locus are complex; some alleles that increase the risk for one condition, such as migraine or fibromuscular dysplasia, have been observed to have different or even opposite effects on the risk of coronary artery disease in certain studies. This phenomenon, known as pleiotropy, highlights the intricate nature of genetic risk. It is important to note that these associations are statistical in nature, derived from population-level data, and do not imply that carrying a specific genotype will guarantee the development of any disease.
What This Information Means for You
If you have received information about your rs12704795 genotype, it is essential to view it as one small piece of a much larger puzzle. Genetic variants are only one factor in the development of complex conditions like coronary artery disease or migraine, which are also heavily influenced by lifestyle, environment, and other genetic factors. You cannot use this information to diagnose yourself or predict your future health with certainty. If you are concerned about your cardiovascular health or migraine frequency, the most effective approach is to discuss your family history and personal health goals with a qualified healthcare provider. They can help you interpret your overall risk profile and guide you toward evidence-based screening or management strategies. Never make changes to your medical care or medications based solely on genetic test results without consulting your clinician.
How common is this variant?
The rs12704795 variant is considered a common SNP, with its various genotypes appearing at significant frequencies across most major global ancestral populations.
Frequently asked questions
Does having this variant mean I will get heart disease?
No. Genetic variants like rs12704795 are associated with a statistical increase or decrease in risk, but they do not determine your health outcomes. Many other factors, including diet, exercise, and overall medical history, play a much larger role in heart health.
Can I use this result to change my migraine medication?
You should never change your medication based on genetic test results. Always discuss your treatment plan and any concerns about your medications with your doctor or pharmacist.
Is PHACTR1 the only gene involved in these conditions?
No. Coronary artery disease and migraine are complex, polygenic conditions, meaning they are influenced by hundreds of different genetic variants across the entire genome, in addition to environmental factors.
Where can I find more information about my specific genetic risk?
The best source for understanding your personal health risk is a consultation with a healthcare professional or a certified genetic counselor. They can review your medical history and provide context that a raw genetic report cannot.
Sources & further reading
Educational information only, last refreshed 10/4/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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