CDKN2B-AS1 rs10757274: What Your Genotype Means
The rs10757274 variant is a common genetic change located on chromosome 9p21 within the CDKN2B-AS1 gene region. It has been widely studied for its statistical association with an increased risk of developing coronary artery disease and related cardiovascular conditions.
What each genotype means
Lower cardiovascular risk
This genotype is associated with a lower statistical risk for coronary artery disease compared to those carrying the G allele. Research indicates this variant is located in a region linked to cardiovascular health, though individual risk is influenced by many lifestyle and genetic factors.
This genotype is less common in many populations, as the G allele is the more frequently observed variant in studies of coronary artery disease.
Intermediate cardiovascular risk
Carrying one copy of the G allele is associated with an intermediate statistical risk for coronary artery disease compared to the AA genotype. This variant is part of a well-studied region on chromosome 9p21 that has been linked to cardiovascular and cerebrovascular health in various populations.
This is a common genotype found in many populations worldwide.
Increased cardiovascular risk
This genotype is statistically associated with an increased risk for coronary artery disease and myocardial infarction. While this variant is a recognized genetic marker for cardiovascular susceptibility, it is only one of many factors that contribute to heart health, and it does not guarantee the development of disease.
This is a very common genotype, with the G allele appearing at high frequencies in many global populations.
Understanding the rs10757274 Variant
The rs10757274 variant is a single nucleotide polymorphism (SNP) situated on the short arm of chromosome 9 at position 21 (9p21). This specific region of the human genome is well-known in cardiovascular research for harboring genetic markers linked to heart health. A SNP represents a variation at a single position in the DNA sequence, where one nucleotide is replaced by another. In the case of rs10757274, individuals may carry either an adenine (A) or a guanine (G) at this location. Because this variant is common in many populations, researchers have been able to conduct large-scale genome-wide association studies (GWAS) to determine how these different DNA letters correlate with health outcomes. It is important to note that while this variant is a marker for risk, it does not function in isolation; it is part of a complex genetic landscape that influences how our bodies maintain vascular health over a lifetime.
The Role of the CDKN2B-AS1 Gene Region
The rs10757274 variant is located within the CDKN2B-AS1 gene, which produces an antisense non-coding RNA. While this gene does not code for a protein itself, it plays a regulatory role in the expression of neighboring protein-coding genes, specifically CDKN2A and CDKN2B. These neighboring genes are critical for regulating cell proliferation, aging, and apoptosis. Research suggests that variations in this 9p21 region may influence vascular remodeling, the stability of arterial plaques, and the processes involved in thrombogenesis. By modulating the activity of these nearby tumor suppressor genes, the CDKN2B-AS1 region may indirectly affect the structural integrity of blood vessels. Scientists continue to investigate the precise molecular mechanisms by which this non-coding RNA influences cardiovascular physiology, as understanding these pathways is essential for grasping how genetic predispositions translate into clinical cardiovascular risks.
Research and Evidence Strength
The association between rs10757274 and coronary artery disease (CAD) is supported by a significant body of literature, including multiple genome-wide association studies and meta-analyses. Research has consistently identified this SNP as a marker for increased susceptibility to CAD, myocardial infarction, and other related conditions like abdominal aortic aneurysms. The evidence is considered moderate to strong in terms of statistical association across various ethnic groups, including Caucasian, Pakistani, and Iranian populations. However, it is crucial to recognize that results can be mixed; some studies have reported strong correlations, while others have found weaker or no significant associations in specific cohorts. This variability highlights that genetic risk is influenced by a combination of factors, including environmental exposures, lifestyle, and other genetic modifiers. Consequently, while the association is well-documented in scientific literature, it is viewed as a risk factor rather than a definitive diagnostic tool for heart disease.
Interpreting Your Genetic Information
If you have access to your genetic data regarding rs10757274, it is important to understand that this information is for educational purposes only. Having a specific genotype associated with higher risk does not mean you will develop heart disease, nor does having a 'lower risk' genotype guarantee immunity. Cardiovascular health is determined by a complex interplay of genetics, diet, physical activity, smoking status, and existing conditions like hypertension or diabetes. You cannot use this information to diagnose yourself or to make medical decisions. If you are concerned about your cardiovascular health, the most effective approach is to discuss your family history and personal risk factors with a qualified healthcare provider. They can help you interpret your overall risk profile and guide you toward evidence-based preventative strategies, such as regular screenings, heart-healthy lifestyle changes, or appropriate medical management if necessary.
How common is this variant?
The rs10757274 variant is common across many global populations, with the G allele appearing frequently in diverse ancestral groups.
Frequently asked questions
Does having the G/G genotype mean I will get heart disease?
No. Genetic variants like rs10757274 are associated with statistical risk, not certainty. Many people with the G/G genotype live healthy lives, while others without it may still develop heart disease due to lifestyle and environmental factors.
Can I change my genetic risk for rs10757274?
You cannot change your DNA sequence. However, you can manage your overall cardiovascular risk through healthy lifestyle choices such as regular exercise, a balanced diet, and avoiding smoking, which can help mitigate the impact of genetic predispositions.
Should I get tested for this SNP?
Routine testing for this specific SNP is not currently recommended for the general public. Clinical risk assessment for heart disease is typically based on established factors like blood pressure, cholesterol levels, and family history.
What should I do if I know my genotype for this variant?
If you are aware of your genotype, use it as a prompt to have a conversation with your doctor about your overall heart health. Focus on actionable health metrics rather than focusing solely on a single genetic marker.
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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