SYCP3 Variant rs7144: Understanding Meiotic Protein Associations
The rs7144 variant is located within the SYCP3 gene, which encodes a protein essential for the proper pairing and segregation of chromosomes during meiosis. Research has investigated whether variations in this gene may influence reproductive outcomes, though evidence remains limited and requires further study.
What each genotype means
Typical genetic profile
This genotype represents the common variant at this position. Current research does not indicate that this specific genotype is associated with the reproductive or meiotic concerns linked to the SYCP3 gene.
This is a common genotype found across most global populations.
Typical genetic profile
This genotype represents a common variation at this position. There is no established evidence suggesting that carrying one copy of this allele significantly alters the function of the SYCP3 protein or increases the risk of reproductive health issues.
This heterozygous genotype is frequently observed in diverse populations.
Typical genetic profile
This genotype is considered a standard variation at this location. It is not linked to the rare, pathogenic mutations in SYCP3 that have been associated with spermatogenic failure or recurrent pregnancy loss in clinical literature.
This is a common genotype observed in the general population.
Understanding the SYCP3 Gene
The SYCP3 gene provides instructions for creating the synaptonemal complex protein 3. This protein is a structural component of the synaptonemal complex, a protein-based scaffold that forms between homologous chromosomes during meiosis—the specialized cell division process that produces sperm and egg cells. By facilitating the synapsis, or pairing, of chromosomes, SYCP3 ensures that genetic material is correctly recombined and segregated into daughter cells. When this process is disrupted, it can lead to errors in chromosome number, which may impact fertility or the viability of a pregnancy. Because of its critical role in maintaining genomic stability during gamete formation, researchers have long studied SYCP3 to understand its contribution to various forms of reproductive health challenges, including infertility and recurrent pregnancy loss.
The Nature of the rs7144 Variant
The rs7144 variant is a single nucleotide polymorphism (SNP) associated with the SYCP3 gene region. In genomics, a SNP represents a variation at a single position in the DNA sequence among individuals. While some variants in SYCP3 have been identified as potentially disruptive to protein function, the specific clinical significance of rs7144 is categorized as having limited evidence regarding its impact on human health. It is important to distinguish between the gene's general function and the specific effects of any single variant. Scientific literature often explores how such variants might correlate with meiotic irregularities, but these associations are frequently observed in small cohorts and require validation through larger, more diverse population studies to confirm their biological relevance.
Research and Evidence Strength
Current research into SYCP3 variants often focuses on their potential link to spermatogenic failure in males and recurrent pregnancy loss in females. While some studies have identified specific mutations in SYCP3 that appear to interfere with chromosome synapsis, the evidence for rs7144 specifically is not considered definitive. Many reported associations are based on preliminary findings that have not yet been replicated across broader, more diverse populations. Consequently, the scientific community views these findings as exploratory. It is essential to approach this information with the understanding that genetic associations are complex and rarely act in isolation. Factors such as environmental influences, other genetic modifiers, and epigenetic regulation also play significant roles in reproductive health, making it difficult to attribute complex outcomes to a single genetic variant.
Interpreting Your Genetic Information
If you have received information about your genotype for rs7144, it is important to remember that this data is for educational purposes and does not constitute a medical diagnosis. Genetic variants are common, and the presence of a specific allele does not guarantee any particular health outcome. Because the evidence linking rs7144 to reproductive health is limited, this information should not be used to make personal health decisions or to predict fertility. If you have concerns about reproductive health, family planning, or genetic history, the most appropriate course of action is to consult with a qualified healthcare provider or a genetic counselor. They can provide context based on your full medical history and help you understand the difference between established clinical markers and emerging research findings.
How common is this variant?
The rs7144 variant is relatively common, with a minor allele frequency (MAF) of approximately 0.05 reported in European and East Asian populations.
Frequently asked questions
What is the function of the SYCP3 gene?
The SYCP3 gene encodes a protein that acts as a structural component of the synaptonemal complex. This complex is vital for the proper pairing and segregation of chromosomes during meiosis.
Is rs7144 a cause of infertility?
There is currently limited evidence linking rs7144 to infertility. While some SYCP3 mutations are associated with reproductive issues, rs7144 is not established as a definitive cause.
Should I be worried if I have a specific rs7144 genotype?
No, you should not be worried. Genetic variants are common, and the presence of a specific genotype for rs7144 does not provide a medical diagnosis or a reliable prediction of your reproductive health.
Where can I find more information about my genetic results?
For personalized interpretation of genetic data, you should consult with a board-certified genetic counselor or a healthcare professional. They can help you understand your results in the context of your overall health.
Sources & further reading
Educational information only, last refreshed 9/25/2026. Not medical advice — these associations describe population statistics, not individual predictions.
Curious what your genotype is for rs7144?
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 — $29Related variants in SYCP3
Coding variant in the synaptonemal complex protein 3 gene affecting homologous chromosome pairing during meiosis and predisposing to recurrent aneuploid pregnancy loss.
A regulatory/intronic variant within SYCP3 implicated in aberrant synaptonemal complex formation, leading to compromised meiotic fidelity and elevated susceptibility to recurrent pregnancy loss.
This variant in the synaptonemal complex protein 3 gene is associated with meiotic chromosome pairing defects, idiopathic azoospermia, and recurrent pregnancy loss.