ADCY5 rs6798189: Understanding Your Genetic Variant
The rs6798189 variant is a single nucleotide polymorphism located within the ADCY5 gene. It has been studied for its potential role in modulating fasting glucose levels and pancreatic beta-cell sensitivity.
What each genotype means
Typical glucose response profile
This genotype represents the more common version of the ADCY5 variant. Research suggests this version is associated with standard fasting glucose regulation and pancreatic beta-cell sensitivity, though individual metabolic responses are influenced by many other genetic and lifestyle factors.
Carried by the majority of individuals in most populations, with a frequency consistent with the reported minor allele frequency of 0.15-0.20 for the T allele.
Varied glucose response profile
Carrying one copy of the T allele may slightly modulate how your body manages fasting glucose and how your pancreatic beta-cells respond to different dietary patterns. Because the evidence for this specific variant is limited, this association should be viewed as a small contributor to overall metabolic health rather than a diagnostic indicator.
Carried by roughly 1 in 4 to 1 in 3 people of European ancestry, reflecting the reported minor allele frequency.
Distinct glucose response profile
This genotype is associated with specific patterns in fasting glucose response and pancreatic beta-cell sensitivity under varying caloric conditions. As the evidence for this variant's impact is limited, it is important to remember that metabolic health is complex and influenced by a wide range of genetic and environmental factors.
This is the least common genotype, occurring in approximately 2-4% of individuals of European ancestry.
What is rs6798189?
The rs6798189 variant is a specific change in the DNA sequence, known as a single nucleotide polymorphism (SNP), located within the ADCY5 gene. In genetics, a SNP represents a variation at a single position in the DNA chain. This particular variant is found in the genomic region that encodes the adenylate cyclase 5 enzyme. Researchers track these variants to understand how small differences in our genetic code might influence biological processes. Because this variant is located in a gene involved in cellular signaling, it has been a subject of interest in studies examining metabolic health. It is important to note that the presence of a specific SNP does not determine a health outcome on its own; rather, it is one of many factors, including environment and lifestyle, that contribute to the complex regulation of human physiology.
The Role of the ADCY5 Gene
The ADCY5 gene provides the instructions for creating the adenylate cyclase 5 enzyme. This enzyme plays a critical role in the body by converting adenosine triphosphate (ATP) into cyclic adenosine monophosphate (cAMP). The molecule cAMP acts as a second messenger, which is essential for transmitting signals within cells. In the context of metabolism, this signaling pathway is particularly important in the pancreas, where it helps regulate the secretion of insulin in response to blood glucose levels. When glucose levels rise, the production of cAMP is typically stimulated, which in turn triggers the release of insulin to help manage blood sugar. Because of this central role in glucose sensing and insulin signaling, variations in the ADCY5 gene are frequently investigated for their potential influence on how the body maintains glucose homeostasis.
Research and Evidence Strength
Scientific research has identified associations between variants in the ADCY5 gene and various glycemic traits, including fasting glucose levels and indices of beta-cell function. Large-scale genome-wide association studies (GWAS) have highlighted the ADCY5 region as a locus of interest for metabolic regulation. However, the evidence regarding rs6798189 specifically is considered limited. While some studies suggest that variants in this gene may influence how the body responds to dietary macronutrients or caloric intake, these findings are often modest and can vary significantly between different study populations. It is crucial to understand that these associations are statistical in nature, meaning they describe patterns observed across large groups of people rather than predicting individual health outcomes. Current research continues to explore the complex interplay between genetics and metabolic health, but the clinical utility of this specific variant remains an area of ongoing scientific investigation.
Interpreting Your Genetic Information
If you have received information about your genotype for rs6798189, it is important to view it within the context of your overall health. Genetic variants are only one piece of a much larger puzzle that includes diet, physical activity, and other environmental factors. You cannot use this information to diagnose a medical condition or to make decisions about your health or medication. If you have concerns about your blood glucose levels, metabolic health, or how your body processes nutrients, the most appropriate step is to consult with a qualified healthcare professional. They can provide personalized guidance based on your clinical history and standard diagnostic testing. Never change your diet or medication regimen based on genetic reports without first discussing these changes with your doctor or a registered dietitian, as they are best equipped to interpret your results in a safe and meaningful way.
How common is this variant?
The rs6798189 variant is relatively common, with a minor allele frequency (MAF) typically reported between 0.15 and 0.20 in European populations.
Frequently asked questions
Does having this variant mean I will develop diabetes?
No. Genetic variants like rs6798189 are associated with statistical trends in population studies, not individual diagnoses. Many factors, including lifestyle and overall genetic background, determine your risk for diabetes.
Can I use this SNP to change my diet?
You should not make dietary changes based on a single genetic variant. Always consult with a doctor or a registered dietitian before making significant changes to your nutrition plan.
Is this variant considered a mutation?
In genetics, the term 'variant' or 'polymorphism' is used for common differences in DNA sequence. While some ADCY5 mutations can cause rare disorders, rs6798189 is a common variation found in the general population.
Where can I find more information about ADCY5?
You can find reliable information about the ADCY5 gene and its functions through resources like MedlinePlus Genetics or the NCBI Gene database. These sites provide educational summaries based on current scientific consensus.
Sources & further reading
Educational information only, last refreshed 9/17/2026. Not medical advice — these associations describe population statistics, not individual predictions.
Curious what your genotype is for rs6798189?
Upload a raw DNA file from 23andMe, AncestryDNA, MyHeritage, or FamilyTreeDNA and see this variant — plus thousands more — interpreted in your full report.
Get my report — $29