ACTN3

Universal Cellular Machinery · Cytoskeletal Organization & Motor Transport

Can ACTN3 tell me whether I should be a sprinter or endurance athlete?

ACTN3 encodes alpha-actinin-3, a structural protein in skeletal-muscle fibers. Its variants do not reliably determine an individual's best sport or replace assessment of performance and training response.

Common Gene Name: actinin alpha 3
NCBI Gene ID: 89
Chromosome: 11

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 — 89

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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