MAOA rs5906957: Understanding Your Genetic Stress Response
The rs5906957 variant is a specific genetic change located within the MAOA gene. Research has statistically associated this variant with higher anxiety scales in individuals who demonstrate low resilience to psychological stress.
What each genotype means
Typical stress response profile
This genotype is associated with standard levels of MAOA enzyme function in the context of psychological stress. Research indicates that individuals with this profile do not show the specific increased anxiety scale associations observed with the alternative allele. As this gene is located on the X chromosome, this genotype is typically found in females or males with specific chromosomal variations.
This genotype is common, occurring in a significant portion of the population across European ancestries.
Potential stress sensitivity
This heterozygous genotype may be associated with higher anxiety scales in individuals who have low resilience to psychological stress. Because the MAOA gene is involved in neurotransmitter metabolism, this variant may influence how your system processes stress-related signals. This association is based on statistical population studies and does not predict individual outcomes.
This genotype is frequently observed in European populations, reflecting the common nature of this variant.
Increased anxiety scale association
This genotype has been statistically correlated with higher anxiety scales in research studies involving individuals with low resilience to psychological stress. The MAOA gene plays a role in breaking down neurotransmitters like serotonin and dopamine, and this variant may modulate that process under stress. These findings represent population-level trends rather than a diagnostic indicator for any individual.
This genotype is common, appearing in a substantial percentage of individuals of European ancestry.
What is the rs5906957 Variant?
The rs5906957 variant is a single nucleotide polymorphism (SNP) located within the MAOA gene. In genetics, a SNP represents a variation at a single position in the DNA sequence among individuals. The MAOA gene is situated on the X chromosome at position Xp11.3. Because this gene is located on the X chromosome, the inheritance pattern and expression can differ between biological males, who typically have one X chromosome, and biological females, who typically have two. This specific variant is one of many identified within the gene, and researchers study it to understand how subtle differences in our genetic code might influence biological processes related to mood and stress regulation.
The Role of the MAOA Gene
The MAOA gene provides the instructions for the body to produce an enzyme called monoamine oxidase A. This enzyme plays a critical role in the nervous system by breaking down neurotransmitters, which are chemicals that allow brain cells to communicate with one another. Specifically, monoamine oxidase A is responsible for the oxidative deamination of amines, including serotonin, norepinephrine, and dopamine. By regulating the levels of these neurotransmitters, the MAOA enzyme helps maintain a balance of chemical signaling in the brain. Because these neurotransmitters are heavily involved in mood, emotion, and the body's response to stress, variations in the MAOA gene are frequently investigated for their potential influence on psychiatric traits and behavioral responses to environmental challenges.
Research and Evidence Strength
Current research into rs5906957 suggests a moderate association with anxiety-related traits. Studies have observed that the presence of this variant correlates with higher scores on anxiety scales, particularly in individuals who report lower resilience to psychological stress. It is important to note that the evidence for this association is considered moderate, meaning that while statistical correlations have been identified in specific study groups, the variant is not a definitive predictor of anxiety. Genetic associations with complex behavioral traits are rarely straightforward; they often involve interactions between multiple genes and environmental factors. Consequently, the presence of this variant does not mean an individual will necessarily experience high anxiety, nor does its absence guarantee immunity from it. The scientific community continues to investigate how such variants interact with life experiences to shape mental health outcomes.
Population Frequency and Interpretation
The rs5906957 variant is noted to be common in European populations. Understanding the frequency of a variant across different ancestries is a fundamental part of genomics, as it helps researchers determine if a genetic association is universal or specific to certain groups. When interpreting genetic information, it is essential to remember that statistical associations found in research studies describe trends across large groups of people, not the destiny of a single individual. Because this variant is common, many people carry it without experiencing the associated traits. Genetic data should be viewed as one small piece of a much larger puzzle that includes lifestyle, environment, and personal history. This information is for educational purposes and should not be used to make medical decisions or self-diagnose.
What You Can and Cannot Do With This Information
Learning about your genetic variants can be an interesting way to engage with your personal biology, but it is important to maintain realistic expectations. You cannot use this information to diagnose a medical condition or predict your future mental health. Genetic testing for common variants like rs5906957 is not a substitute for professional clinical evaluation. If you are concerned about anxiety, stress, or your mental well-being, the most effective step is to consult with a qualified healthcare provider or a mental health professional. They can provide a comprehensive assessment that considers your symptoms, history, and overall health. If you are currently taking medication for anxiety or mood, never change your dosage or stop your treatment based on genetic information without first discussing it with your clinician or pharmacist.
How common is this variant?
The rs5906957 variant is common in European populations, with various genotypes appearing frequently across these groups.
Frequently asked questions
Does having the rs5906957 variant mean I have an anxiety disorder?
No. Genetic variants are associated with statistical trends in populations, not individual diagnoses. Having this variant does not mean you have or will develop an anxiety disorder.
Can I use this genetic information to choose a medication?
No. You should never use genetic information to select or adjust medications. Always discuss any concerns about your treatment plan with your doctor or pharmacist.
Is the MAOA gene only related to anxiety?
No. The MAOA gene is involved in breaking down several neurotransmitters and has been studied in relation to various behavioral and psychiatric traits. Its role is complex and not limited to a single condition.
Why do studies show different results for MAOA variants?
Genetic research often shows mixed results because complex traits are influenced by many genes and environmental factors. Differences in study design, population ancestry, and sample sizes can also lead to varying findings.
Sources & further reading
Educational information only, last refreshed 9/25/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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Synonymous polymorphism in the monoamine oxidase A gene linked to variations in monoamine metabolism, behavioral traits, and antidepressant response.
Synonymous coding variant (R297R) in MAOA that correlates with enzyme activity levels, monoamine metabolism, and response to selective serotonin reuptake inhibitors.