GCH1
42 SNPs in the GCH1 gene, 17 with a genotype of magnitude 2 or higher.
- Type
- Gene
- SNPs
- 42
- Notable
- 17Magnitude 2 or higher
- Well documented
- 9
- Genosets
- 2
GCH1 SNPs
Every genotype, as shown in 23andMe and AncestryDNA files.
- rs41298442Very important
- rs841Worth knowing
- rs752688Typical
- rs998259Typical
- rs3783641Typical
- rs4411417Typical
- rs8007267Typical
- rs10483639Typical
- rs17738966Typical
- rs886039379Very important
- rs104894433Very important
- rs104894436Very important
- rs104894437Very important
- rs104894438Very important
- rs104894439Very important
- rs104894440Very important
- rs104894441Very important
- rs104894444Very important
- rs104894434Very important
- rs104894435Very important
- rs104894442Very important
- rs104894443Very important
- rs104894445Very important
- rs137852633Very important
No matches.
Related
Conditions and medicines
Genosets
- Gs224Two copies of GCH1 variant associated with lower levels of tetrahydrobiopterinImportant
- Gs223One copy of GCH1 variant associated with lower levels of tetrahydrobiopterinWorth knowing
Genosets combine several genotypes. Twofold checks them in your report.
Other SNPs
No notable genotype or detailed notes
Source and license
Adapted from GCH1 on SNPedia, using a snapshot taken October 16, 2026. SNPedia content is shared under CC BY-NC-SA 3.0 US, and this page is shared under the same license.
SNPedia is a community-edited wiki. Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice. Magnitude is a community rating of how interesting a genotype is, not a risk score.