GAB2, variants, traits, and what the research shows

GAB2 - what this gene does

Variants catalogued for GAB2 (GRB2-associated binding protein 2) connect this gene to four broad trait themes visible in the data: coagulation (the biological process by which blood clots form), cardiovascular health, liver function, and respiratory conditions. No study-level summaries are yet available, so the functional characterisation here is drawn entirely from the trait labels attached to individual variants.

Key takeaways

• Variants in this gene have been linked to coagulation, cardiovascular, liver, and respiratory traits in population-level genetic studies.
• Two independent high-magnitude variants point to a cardiovascular signal at this locus, which is more structurally suggestive than a single-variant finding.
• A separate top-magnitude variant is associated with blood coagulation, and others connect to liver and respiratory traits.
• The majority of variants on file lack trait annotations and await further characterisation.
• All findings are preliminary; no study-level metadata such as sample sizes or odds ratios are currently available.

Notable variants

The six highest-scoring variants in this gene each carry a magnitude of 4.50 on an internal evidence-weighting scale. Two of them - rs2373115 and rs2450128 - are independently linked to cardiovascular traits, suggesting the locus may carry more than one cardiovascular signal. rs142239882 is linked to coagulation, while rs869202 is associated with liver-related traits and rs881337 with respiratory traits. A sixth top-magnitude variant, rs4945268, carries the same score but has no trait label on file. Below that tier, a large group of magnitude-3.00 variants - including rs1008595547, rs114738700, rs1164263130, rs1188390041, and rs1273608304, among others - currently lack trait annotations.

Trait associations

Four trait domains emerge from the annotated variants. Coagulation is represented by rs142239882. Cardiovascular associations appear across two independent top-magnitude variants, rs2373115 and rs2450128; the fact that two distinct variants share this trait label at the same locus is the strongest structural signal in the current dataset, though replication status cannot be confirmed without study-level data. Liver-related traits are linked to rs869202, and respiratory traits to rs881337. The remaining annotated entry, rs4945268, carries equal magnitude but no trait designation. All 96 magnitude-3.00 variants, including rs142438889, rs144734814, rs145507659, rs147686701, and others, are unannotated in the current data.

Evidence quality

No study-level metadata - including sample sizes, odds ratios, beta coefficients, replication cohorts, or GWAS (genome-wide association study - research that scans hundreds of thousands of genetic variants across large groups of people to find statistical links to traits) versus ClinVar classification - is available in the current dataset for any GAB2 variant. The two cardiovascular entries, rs2373115 and rs2450128, represent the most structurally compelling signal simply by virtue of involving two independent top-magnitude variants pointing to the same trait domain, but this is an inference from variant-list structure alone and must be treated as preliminary. All findings here are hypothesis-generating; conclusions about biological mechanism, clinical relevance, or effect size cannot be drawn until full study-level data are incorporated.

What this is NOT

Every variant on this page represents a population-level statistical association observed across groups of people - not a deterministic predictor of any outcome for any individual. This page does not prescribe, diagnose, or advise any course of action based on these associations.