rs1169288

This is a protein-altering variant in the HNF1A gene.

GWAS Catalog Trait Associations (29)

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

interleukin-1 receptor-like 2 measurement

Allele C
OR 0.14
p 9.0e-176
N 47,745
Large GWAS
European

angiotensin-converting enzyme 2 measurement

Allele C
OR 0.12
p 2.0e-110
N 47,745
Large GWAS
European
Yang Z et al. Genetic Landscape of the ACE2 Coronavirus Receptor. Circulation 145(18):1398-1411 (2022)
Allele C
OR 0.17
p 5.0e-78
N 28,204
Large GWAS
European
Kalnapenkis A et al. Genetic determinants of plasma protein levels in the Estonian population. Scientific Reports 14(1):7694 (2024)
Allele C
OR 0.31
p 3.0e-8
N 497
Small GWAS
European

low density lipoprotein cholesterol measurement

Allele C
OR 0.04
p 5.0e-96
N 1,320,016
Large GWAS
European
Verma A et al. Diversity and scale: Genetic architecture of 2068 traits in the VA Million Veteran Program. Science (new York, N.y.) 385(6706):eadj1182 (2024)
Allele C
OR 0.03
p 2.0e-20
N 578,944
Major Consortium StudyLarge GWAS
multi-ancestry
Allele C
OR 0.04
p 3.0e-76
N 431,167
Major Consortium StudyLarge GWAS
European
Sakaue S et al. A cross-population atlas of genetic associations for 220 human phenotypes. Nature Genetics 53(10):1415-1424 (2021)
Allele C
OR 0.02
p 2.0e-26
N 416,487
Large GWAS
multi-ancestry
Allele C
OR 0.03
p 1.0e-27
N 297,626
Major Consortium StudyLarge GWAS
multi-ancestry
Allele C
OR 0.04
p 4.0e-26
N 288,127
Large GWAS
East Asian
Allele C
OR 0.04
p 2.0e-22
N 205,367
Large GWAS
multi-ancestry
Allele C
OR 0.03
p 6.0e-22
N 153,950
Large GWAS
East Asian
Allele C
OR 1.40
p 3.0e-12
N 125,692
Large GWAS
multi-ancestry
Allele C
OR 1.42
p 1.0e-15
N 95,454
Large GWAS
European
Hoffmann TJ et al. A large electronic-health-record-based genome-wide study of serum lipids. Nature Genetics 50(3):401-413 (2018)
Allele C
OR
β 0.037
p 1.0e-12
N 94,674
Large GWAS
multi-ancestry
Willer CJ et al. Discovery and refinement of loci associated with lipid levels. Nature Genetics 45(11):1274-1283 (2013)
Allele C
OR
β 0.038
p 6.0e-21
N 94,595
Large GWAS
European
Allele C
OR 1.27
p 1.0e-11
N 58,701
Large GWAS
East Asian

cathepsin L2 measurement

Allele C
OR 0.09
p 3.0e-69
N 47,745
Large GWAS
European

non-high density lipoprotein cholesterol measurement

Allele C
OR 0.03
p 2.0e-54
N 1,320,016
Large GWAS
European

urate measurement

Allele C
OR 0.02
p 4.0e-24
N 394,642
Large GWAS
European
Allele C
OR 0.04
p 5.0e-8
N 457,690
Large GWAS
multi-ancestry
Cho C et al. Large-scale cross-ancestry genome-wide meta-analysis of serum urate. Nature Communications 15(1):3441 (2024)
Allele C
OR 0.03
p 4.0e-16
N 219,768
Meta-analysisLarge GWAS
East Asian

hyperlipidemia

Verma A et al. Diversity and scale: Genetic architecture of 2068 traits in the VA Million Veteran Program. Science (new York, N.y.) 385(6706):eadj1182 (2024)
Allele A
OR 0.05
p 1.0e-21
N 426,603
Major Consortium StudyLarge GWAS
European

metabolic disease

Verma A et al. Diversity and scale: Genetic architecture of 2068 traits in the VA Million Veteran Program. Science (new York, N.y.) 385(6706):eadj1182 (2024)
Allele A
OR 0.05
p 3.0e-21
N 426,570
Major Consortium StudyLarge GWAS
European

HMG CoA reductase inhibitor use measurement

Sakaue S et al. A cross-population atlas of genetic associations for 220 human phenotypes. Nature Genetics 53(10):1415-1424 (2021)
Allele C
OR 0.05
p 4.0e-21
N 469,111
Large GWAS
multi-ancestry
Allele C
OR 0.05
p 2.0e-15
N 290,385
Major Consortium StudyLarge GWAS
European

ClinVar annotation

Risk Factor★★★
17 submitters36 publications

Insulin resistance, susceptibility to; Maturity onset diabetes mellitus in young (MODY); Maturity-onset diabetes of the young type 3; Nonpapillary renal cell carcinoma; SERUM HDL CHOLESTEROL LEVEL, MODIFIER OF; Type 2 diabetes mellitus; not specified

View on ClinVar →

Research that mentions this SNP (3)

COX2 and NOS3 gene polymorphisms in women with gestational diabetes
ReviewMaciej Tarnowski et al.(2017)· The Journal of Gene Medicine

This comprehensive review synthesizes literature on gestational diabetes mellitus (GDM), demonstrating its complex multifactorial etiology involving genetic factors (SNPs in GCKR, KCNQ1, MTNR1B, TCF7L2), epigenetic modifications (DNA methylation and microRNA expression), and alterations in microbial composition across multiple body sites. While certain SNP variants are associated with GDM phenotypes globally, genetic predisposition alone does not explain disease development; lifestyle factors can modify epigenetic signatures and microbiota composition to modulate risk. Evidence indicates genes, epigenetic alterations, and microbiota can transfer from mother to offspring with long-term health consequences.

Traits studied:Cardiovascular diseaseFetal macrosomiaGestational diabetes mellitusHyperglycemiaHyperlipidemiaHypoglycemiaImpaired insulin secretionInflammatory conditionsInsulin resistanceMetabolic syndromeObesityPreeclampsiaType 2 diabetes
Common variants in MODY genes increase the risk of gestational diabetes mellitus
AssociationN=1,880Shaat N. et al.(2006)· Diabetologia

This case-control study of 1,880 Scandinavian women (648 with gestational diabetes mellitus [GDM] and 1,232 controls) examined common variants in MODY genes. The GCK -30G→A polymorphism (rs1799884) showed increased GDM risk in an additive model (OR 1.28, 95% CI 1.06–1.53, p=0.008) and recessive model (OR 2.12, p=0.009). The HNF1A I27L polymorphism (rs1169288) showed modest increased risk with a dominant model (OR 1.31, p=0.007). Three HNF4A variants (rs2144908, rs2425637, rs1885088) were not associated with GDM risk.

Traits studied:Gestational diabetes mellitus
Genetic epidemiology of MODY in the Czech republic: new mutations in the MODY genes HNF-4α, GCK and HNF-1α
AssociationN=263Pruhova S. et al.(2003)· Diabetologia

Genetic screening of 61 Czech MODY families identified 20 mutations in HNF-4α, GCK, and HNF-1α genes in 48% of families (5% MODY1, 31% MODY2, 11.5% MODY3 prevalence). Seventy percent of identified mutations were novel, including Arg125Trp and Val121Ile in HNF-4α, Glu40Lys and Gly44Asp in GCK, and Arg200Gly in HNF-1α, suggesting that most MODY mutations in this Central European population are local variants.

Traits studied:Diabetes mellitusHyperglycemiaMaturity Onset Diabetes of the Young (MODY)

About HNF1A

The protein encoded by this gene is a transcription factor required for the expression of several liver-specific genes. The encoded protein functions as a homodimer and binds to the inverted palindrome 5'-GTTAATNATTAAC-3'. Defects in this gene are a cause of maturity onset diabetes of the young type 3 (MODY3) and also can result in the appearance of hepatic adenomas. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Apr 2015]

View all HNF1A variants →

Gene information from NCBI Gene. Variant classifications from ClinVar.

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