COL11A2 rs911722283: Understanding This Rare Genetic Variant
The rs911722283 variant is a rare genetic change located within the COL11A2 gene. It is currently under investigation for its potential role in influencing connective tissue health and skeletal development.
What each genotype means
Typical genetic profile
This genotype represents the common, expected sequence at this position in the COL11A2 gene. No specific associations with clinical traits have been linked to this standard configuration in current research databases.
This is the most common genotype observed across all global populations.
Rare variant carrier
You carry one copy of the rare A allele at this position. While this variant has been identified in clinical databases as potentially pathogenic, current evidence is limited and does not provide a definitive clinical diagnosis or specific health outcome for carriers.
This genotype is extremely rare and is not typically found in the general population.
Rare variant homozygous
You carry two copies of the rare A allele. This variant is documented in clinical databases as potentially pathogenic, though specific clinical implications remain uncertain and are not currently linked to a defined medical condition. Please consult with a healthcare professional or genetic counselor to discuss the relevance of this finding in the context of your personal health history.
This genotype is exceptionally rare and is not observed at significant frequencies in any known population.
What is rs911722283?
The rs911722283 variant is a specific change in the DNA sequence of the COL11A2 gene. In genomics, an rsID (reference SNP cluster ID) acts as a unique identifier for a specific location in the human genome. This particular variant is categorized as rare, meaning it is not commonly found in the general population. Because it is located within a gene responsible for structural proteins, researchers monitor such variants to determine if they alter the function of the resulting protein. When a variant is identified as potentially pathogenic in clinical databases, it suggests that the change might affect how the body builds or maintains certain tissues. However, the presence of a variant does not automatically imply a health condition, as many rare variants have little to no impact on overall health.
The Role of the COL11A2 Gene
The COL11A2 gene provides instructions for making one component of type XI collagen. Collagens are a family of proteins that provide structure and strength to the connective tissues that support the body's muscles, joints, organs, and skin. Type XI collagen is particularly important in the development and maintenance of cartilage, which is the tough, flexible tissue that covers the ends of bones at joints. Because this collagen is essential for the structural integrity of the skeleton and inner ear, mutations or variants in the COL11A2 gene can sometimes disrupt the normal formation of these tissues. Research has linked various mutations in this gene to conditions affecting bone growth, joint stability, and hearing, highlighting the critical role this protein plays in human development.
Research and Clinical Associations
Current research into COL11A2 focuses on its involvement in various collagenopathies, which are disorders caused by defects in collagen. While some variants in this gene are well-established as causes of conditions like Stickler syndrome or otospondylomegaepiphyseal dysplasia, the evidence for rs911722283 is considered moderate. Clinical databases track such variants to see if they appear more frequently in individuals with specific skeletal or developmental traits. It is important to note that scientific understanding of rare variants evolves as more data is collected. Currently, the association between this specific variant and clinical outcomes is being studied, and it is not used as a standalone diagnostic tool. Researchers emphasize that the context of a person's entire genetic profile and clinical history is necessary to interpret the significance of any single variant.
What You Can Do With This Information
If you have received information about the rs911722283 variant, it is important to approach it with perspective. Genetic testing results can be complex, and the presence of a rare variant does not necessarily mean you will develop a specific condition. You cannot use this information to self-diagnose or predict future health outcomes on your own. If you are concerned about your genetic results, the most appropriate step is to consult with a healthcare professional, such as a genetic counselor or a medical geneticist. They can help interpret the findings in the context of your personal and family medical history. Always discuss any health-related questions or concerns with a qualified clinician who can provide guidance based on your specific needs and the most current clinical evidence.
How common is this variant?
The rs911722283 variant is classified as rare, with very low or absent frequency in most large-scale population databases.
Frequently asked questions
Is rs911722283 a cause of disease?
The variant is identified as potentially pathogenic in some databases, but its clinical significance is still being studied. Having this variant does not guarantee the development of a specific health condition.
Where can I find more information on COL11A2?
You can find reliable information about the COL11A2 gene and its functions on the MedlinePlus Genetics website. Additionally, clinical databases like ClinVar provide information on how specific variants are classified by researchers.
Should I be worried if I have this variant?
Genetic variants are common, and many have no impact on your health. If you are concerned, you should speak with a genetic counselor who can explain what this result means for you personally.
Does this variant affect my risk for arthritis?
Some variants in the COL11A2 gene have been studied for their potential role in joint health and osteoarthritis. However, more research is needed to determine if this specific variant has any impact on such risks.
Sources & further reading
Educational information only, last refreshed 10/16/2026. Not medical advice — these associations describe population statistics, not individual predictions.
Curious what your genotype is for rs911722283?
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