rs1126742

badMag 3.5

This is a protein-altering variant in the CYP4A11 gene.

Key Literature Trait Associations

Hypertension

The CYP4A11 F434S variant (rs1126742 G allele) reduces 20-HETE synthesis by more than half. 20-HETE is a potent regulator of renal sodium excretion and vascular tone. Carriers of the G allele have modestly increased risk of essential hypertension (meta-analytic OR ~1.15 additive, ~1.52 recessive across 8 studies). The original discovery in a Tennessee cohort reported a stronger effect (OR 2.31), but this attenuated in larger replication samples.

GWAS Catalog Trait Associations (20)

Genome-wide significant associations (p < 5×10⁻⁸) from the NHGRI-EBI GWAS Catalog.

10-undecenoate 11:1n1 measurement

Allele A
OR 0.38
p 3.0e-155
N 14,296
Large GWAS
European
Allele A
OR 0.42
p 3.0e-86
N 8,809
Large GWAS
European
Allele A
OR 0.47
p 3.0e-97
N 8,243
Large GWAS
European
Allele A
OR 0.34
p 8.0e-64
N 4,960
Large GWAS
European

X-14939 measurement

Allele A
OR 0.28
p 7.0e-83
N 14,296
Large GWAS
European
Allele A
OR 0.29
p 1.0e-39
N 8,250
Large GWAS
European

X-24949 measurement

Allele G
OR 0.34
p 3.0e-47
N 7,174
Large GWAS
European
Allele G
OR 0.26
p 5.0e-21
N 3,169
Large GWAS
European

X-24309 measurement

Allele A
OR 0.19
p 8.0e-38
N 14,296
Large GWAS
European

undecenoylcarnitine (C11:1) measurement

Allele G
OR 0.26
p 7.0e-36
N 8,809
Large GWAS
European
Allele G
OR 0.26
p 5.0e-32
N 8,253
Large GWAS
European
Allele G
OR 0.20
p 3.0e-23
N 4,956
Large GWAS
European

metabolite measurement

Allele A
OR 0.18
p 3.0e-34
N 14,296
Large GWAS
European
Allele A
OR 0.31
p 2.0e-17
N 4,887
Large GWAS
European
Allele A
OR 0.27
p 3.0e-17
N 2,466
Large GWAS
multi-ancestry

X-21607 measurement

Allele A
OR 0.18
p 1.0e-33
N 14,296
Large GWAS
European

dodecanedioate measurement

Allele A
OR 0.17
p 4.0e-31
N 14,296
Large GWAS
European

X-18899 measurement

Allele A
OR 0.17
p 4.0e-31
N 14,296
Large GWAS
European
Allele A
OR 0.21
p 6.0e-22
N 8,809
Large GWAS
European

level of tetradecanedioate(2-) in blood

Feofanova EV et al. Whole-Genome Sequencing Analysis of Human Metabolome in Multi-Ethnic Populations. Nature Communications 14(1):3111 (2023)
Allele G
OR 0.23
p 1.0e-30
N 8,679
Large GWAS
multi-ancestry

Research that mentions this SNP (1)

Genome‐wide interaction study of single‐nucleotide polymorphisms and alcohol consumption on blood pressure: The Ansan and Ansung study of the Korean Genome and Epidemiology Study (KoGES)
ReviewYoungjun Kim et al.(2020)· Genetic Epidemiology

This is a comprehensive review of gene-environment interactions in hypertension, summarizing recent research on how genetic variants interact with lifestyle factors (diet, alcohol, smoking, obesity, physical activity) to influence blood pressure regulation. The paper discusses key genetic variants including GNB3-C825T, BCL11B-rs8022678, NOS3-rs1799983, CYP4A11 variants, and FTO-rs9930333, and recommends lifestyle modifications and selective genetic testing for hypertension management in community healthcare settings.

Traits studied:Blood pressureDiastolic pressureHypertensionMetabolic syndromeSalt sensitivitySystolic pressure

Gene information from NCBI Gene. Variant classifications from ClinVar.

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