rs7799181
A SNP in the CNTNAP2 gene on chromosome 7. Its most notable genotype is A;A: common in complete genomics
- Gene
- CNTNAP2
- Location
- Chr 7146,351,738 (GRCh38)
- Highest magnitude
- 0.0Typical
- Tested on
- 23andMe
- Minor allele frequency
- 9%
Genotypes
As shown in 23andMe and AncestryDNA files.
On SNPedia: (A;A). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.
Frequency
Share of each genotype in 11 HapMap populations.
- AverageA;A 80%
- European ancestry (Utah)A;A 97%
- Han Chinese (Beijing)A;A 98%
- Japanese (Tokyo)A;A 86%
- Yoruba (Nigeria)A;A 60%
- African ancestry (Southwest US)A;A 81%
- Chinese (Denver)A;A 95%
- Gujarati IndianA;A 94%
- Luhya (Kenya)A;A 40%
- Mexican ancestry (Los Angeles)A;A 90%
- Maasai (Kenya)A;A 46%
- TuscanA;A 97%
Related
Other CNTNAP2 SNPs
- rs2710102A;ADelayed childhood speech.Worth knowing
- rs7794745A;Tslightly increased risk for autismWorth knowing
- rs17236239G;Ghigher risk for speech development delay and/or impairmentWorth knowing
- rs851715T;Trisk of nonsense-word repetition problems if speech-impairedMinor
- rs759178C;Chigher risk of speech development delay and/or impairmentTypical
- rs802568T;Tcommon in complete genomicsTypical
- rs1358075T;Tcommon genotypeTypical
- rs1718101C;CNo summary available.Typical
Source and license
Adapted from rs7799181 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.