MTNR1B

Unclassified Loci · Unclassified Protein-Coding Locus

Does an MTNR1B result mean I should take melatonin?

MTNR1B encodes a receptor that receives melatonin signals. A receptor variant does not establish a sleep disorder, a supplement indication, or a personalized melatonin dose.

Common Gene Name: melatonin receptor 1B
NCBI Gene ID: 4544
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 — 4544

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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