rs74607779

This is a protein-altering variant in the MUC5AC gene.

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GWAS Catalog Trait Associations (1)

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

gastric ulcer, hemorrhage

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 G

OR 1.82

p 1.0e-11

N 628,794

Major Consortium StudyLarge GWAS

multi-ancestry

About MUC5AC

Predicted to enable extracellular matrix constituent, lubricant activity. Predicted to be an extracellular matrix structural constituent. Predicted to act upstream of or within maintenance of lens transparency. Located in extracellular space and mucus layer. Implicated in dry eye syndrome. Biomarker of several diseases, including Sjogren's syndrome; biliary tract disease (multiple); cystic fibrosis; eye disease (multiple); and pancreatic cancer (multiple). [provided by Alliance of Genome Resources, Jul 2025]

View all MUC5AC variants →

Gene information from NCBI Gene. Variant classifications from ClinVar.

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