OR52I1 rs2010719: Understanding This Olfactory Receptor Variant
The rs2010719 variant is a single nucleotide polymorphism located within the OR52I1 gene, which encodes a member of the olfactory receptor family. This variant is primarily studied in the context of sensory perception and odorant detection rather than clinical disease.
What each genotype means
Typical olfactory receptor variant
This genotype represents the most common form of the OR52I1 gene. Research indicates this gene functions as a G-protein-coupled receptor involved in the sensory perception of smell, and there is currently no evidence linking this specific genotype to clinical disease or altered sensory function.
This is the most frequently observed genotype across global populations.
Typical olfactory receptor variant
This genotype represents a heterozygous state for the rs2010719 variant. As this is a synonymous variant, it is not expected to alter the protein structure or function of the OR52I1 receptor, and there are no established clinical associations with this genotype.
This genotype is found at varying frequencies depending on ancestral background, though it remains a common variation.
Typical olfactory receptor variant
This genotype represents the homozygous variant state for rs2010719. Current scientific literature classifies this as a synonymous change, meaning it does not change the amino acid sequence of the olfactory receptor protein, and it is not associated with any known clinical conditions or sensory disorders.
This genotype is less common than the CC or CT states but is present in various human populations.
What is the rs2010719 Variant?
The rs2010719 variant is a specific genetic change, or single nucleotide polymorphism (SNP), found within the sequence of the OR52I1 gene. In genetics, a SNP represents a variation at a single position in the DNA sequence among individuals. This particular variant is classified as synonymous, meaning that while the DNA sequence is altered, the resulting protein structure remains unchanged. Because it does not alter the amino acid sequence of the protein, researchers often look at such variants to understand how they might influence gene expression or regulatory processes. It is cataloged in public databases like ClinVar, which aggregate information regarding the clinical significance of human genetic variations. However, unlike variants linked to severe hereditary conditions, rs2010719 is not currently associated with a specific medical diagnosis or clinical syndrome in the general population.
The Role of the OR52I1 Gene
The OR52I1 gene belongs to the olfactory receptor family, a large group of genes responsible for the sense of smell. Olfactory receptors are specialized proteins located on the surface of sensory neurons in the nose. When odorant molecules enter the nasal cavity, they bind to these receptors, triggering a chemical signal that is transmitted to the brain, where it is interpreted as a specific scent. Beyond their primary role in the olfactory epithelium, some olfactory receptors have been identified in other tissues, including the renal system and the male reproductive system, though their exact physiological functions in these non-nasal tissues remain a subject of ongoing scientific investigation. Because OR52I1 is part of this sensory system, variations within this gene are typically studied for their potential impact on how individuals perceive different odors or their sensitivity to specific chemical compounds in the environment.
Research and Clinical Significance
Current scientific literature regarding rs2010719 is limited in terms of clinical impact. While the variant is documented in databases like ClinVar, it is not widely recognized as a marker for disease risk or therapeutic response. Most research involving the OR52I1 gene focuses on its fundamental biological role in sensory perception and signal transduction. Because the variant is synonymous, it is generally considered to have a neutral effect on the protein's function. There is no robust evidence in the GWAS Catalog or other major clinical databases linking this specific SNP to common health conditions or complex traits. As with many variants in the olfactory receptor gene family, the primary interest lies in understanding the diversity of human sensory perception. If you have encountered this variant in a personal genetic report, it is important to recognize that it is not currently classified as a clinically actionable finding that would require medical intervention or lifestyle changes.
Interpreting Your Genetic Information
When reviewing genetic data, it is essential to distinguish between variants with established clinical significance and those that are considered benign or of uncertain significance. The rs2010719 variant falls into a category where evidence of clinical impact is minimal. Genetic information can be complex, and many variants identified in direct-to-consumer testing are simply normal variations that contribute to human diversity rather than disease. You cannot use this information to diagnose a health condition or predict a medical outcome. If you have concerns about your health or specific symptoms, the most reliable approach is to consult with a qualified healthcare provider or a genetic counselor. They can help you interpret your results in the context of your personal and family medical history. Always remember that genetic variants are only one piece of the puzzle, and environmental factors, lifestyle, and other genetic markers play significant roles in your overall health and well-being.
How common is this variant?
Specific population frequency data for rs2010719 is not widely documented in major public databases, suggesting it is a common variant that does not show extreme skewing across major ancestral groups.
Frequently asked questions
Is rs2010719 associated with any diseases?
No, there is currently no evidence in major clinical databases linking the rs2010719 variant to any specific disease or medical condition.
What does it mean if my report says I have this variant?
Finding this variant in your genetic report simply means you carry a common variation in the OR52I1 gene. It is considered a normal part of human genetic diversity and does not require medical action.
Does this variant affect my sense of smell?
While the OR52I1 gene is involved in odor detection, there is no established scientific evidence that this specific synonymous variant significantly alters your ability to smell.
Should I be worried about this result?
No, there is no reason to be concerned. This variant is not classified as a risk factor for health issues, and it is common to carry such variations in your DNA.
Sources & further reading
Educational information only, last refreshed 9/30/2026. Not medical advice — these associations describe population statistics, not individual predictions.
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This variant is identified in the GWAS Catalog as having associations with specific brain-related attributes.
This variant is associated with brain-related traits in genome-wide association studies.
A missense variant in the OR52I1 gene annotated as likely benign in ClinVar.
A missense variant in the OR52I1 gene annotated as likely benign in ClinVar.