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Updated: Apr 26, 2026

A Method to Study the C924T Polymorphism of the Thromboxane A2 Receptor Gene
Published on: April 1, 2019
Computational analysis of functional single nucleotide polymorphisms associated with the CYP11B2 gene
Minyue Jia1, Boyun Yang1, Zhongyi Li2
1Department of Endocrinology and Metabolism, the Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, China.
This study computationally identified four harmful single nucleotide polymorphisms (SNPs) in the CYP11B2 gene that affect protein function and stability. It also found three 3'UTR SNPs impacting microRNA binding, crucial for genetic studies.
Area of Science:
- Genomics
- Molecular Biology
- Computational Biology
Background:
- Single nucleotide polymorphisms (SNPs) are key genetic variations influencing human traits and complex diseases.
- The CYP11B2 gene is implicated in conditions like primary aldosteronism and cardiovascular diseases, necessitating functional studies of its mutations.
Purpose of the Study:
- To computationally investigate the pathogenic effects of 51 non-synonymous SNPs (nsSNPs) and 26 3' untranslated region (UTR) SNPs in the CYP11B2 gene.
- To identify specific CYP11B2 variants that may alter protein function, stability, and gene regulation.
Main Methods:
- Utilized SIFT, PolyPhen, I-Mutant Suite, and ConSurf for nsSNP analysis.
- Employed molecular dynamics simulations to assess protein stability and structural changes.
- Applied UTRscan, MirSNP, PolymiRTS, and miRNASNP for 3'UTR SNP and microRNA interaction analysis.
Main Results:
- Identified four nsSNPs (F487V, V129M, T498A, V403E) potentially impacting CYP11B2 protein structure, function, and activity.
- Molecular dynamics simulations confirmed the detrimental effects of these nsSNPs on protein stability.
- Predicted three 3'UTR SNPs affecting upstream open reading frames and eight microRNA binding sites, indicating regulatory disruption.
Conclusions:
- Cataloged deleterious CYP11B2 SNPs, essential for refining genetic association studies.
- Provided insights into the functional and structural consequences of CYP11B2 mutations.
- Highlighted the role of both coding and non-coding SNPs in CYP11B2-related disease genetics.
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Single Nucleotide Polymorphisms-SNPs