GNB3

Universal Cellular Machinery · GPCR & Transmembrane Signal Transduction

Why does a G protein need a beta subunit?

GNB3 makes one of the beta components of three-part G-protein complexes. Beta subunits help regulate interactions between receptors and the machinery that carries their signals onward.

Common Gene Name: G protein subunit beta 3
NCBI Gene ID: 2784
Chromosome: 12

Clinical Evidence Status

Clinical utility not established here

These labels describe available evidence about a gene. They do not classify your variant or recommend a treatment.

Answer Sources

NCBI Gene — 2784

Explore supporting evidence (0 records)

No additional curated records were matched in this dataset. This does not mean that no evidence exists.

Source snapshot: 2026-09-09. Consumer text updated: 2026-09-10. Source dates describe the cited records, not a new clinical review.

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