Gene Explorer

Search your genome in plain language for genes, conditions, and medications.

Loading… genes

Browse by topic

Related tags

Red hair, fair skin and a tendency to freckle.MC1R variants reduce eumelanin and boost pheomelanin - the classic redhead pattern. Carriers often sunburn faster, which makes sun protection worth knowing about even when the trait itself is cosmetic.FunTraitMC1R
Rare variants linked to unusually large, strong muscles.Myostatin normally limits muscle growth. Loss-of-function MSTN variants show up in people - and some cattle - with remarkable muscle mass. Extremely rare in humans, but the “double muscle gene” is real.FunTraitMSTN
A major influence on eye color - brown, blue, green and in-between.OCA2 (with nearby HERC2 regulation) is the best-known eye-color gene. Variants shift how much melanin sits in the iris - one of the most visible “genetic selfie” traits, even though several genes fine-tune the shade.FunTraitOCA2
Broccoli, Brussels sprouts and coffee taste extra bitter to you.TAS2R38 controls sensitivity to bitter compounds like PTC. “Super-tasters” notice bitterness in vegetables, dark greens and some beers that other people barely register - a classic party-trick gene.FunTraitTAS2R38
Cilantro may taste soapy or metallic to you.OR6A2 variants change how certain aldehydes in cilantro register on your tongue. If the herb tastes like soap, this gene is the usual suspect - and it is one of the most relatable “wait, genetics does that?” findings.FunTraitOR6A2
Variants that raise or lower pain sensitivity - sometimes dramatically.SCN9A shapes how pain signals travel. Rare loss-of-function variants can mean feeling little pain - which sounds neat but is medically dangerous. More common variants nudge pain tolerance up or down across everyday life.FunTraitSCN9A
A rare variant linked to needing noticeably less sleep than average.DEC2 variants have been described in people who feel rested on roughly 4–6 hours of sleep. Most of us do not carry one - but when present, it is one of the clearest “genetics changed my daily life” examples out there.FunTraitDEC2

Educational reference only. Not a diagnosis. Discuss significant findings with a clinician.