rs1718101
A SNP in the CNTNAP2 gene on chromosome 7. Its most notable genotype is C;C.
- Gene
- CNTNAP2
- Location
- Chr 7146,425,696 (GRCh38)
- Highest magnitude
- 0.0Typical
- Tested on
- 23andMe, AncestryDNA
- Minor allele frequency
- 2%
Genotypes
Plus strand, as in 23andMe and AncestryDNA files.
SNPedia records rs1718101 on the minus strand: (G;G). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.
Frequency
Share of each genotype in 10 HapMap populations.
- AverageC;C 97%
- European ancestry (Utah)C;C 89%
- Han Chinese (Beijing)C;C 100%
- Japanese (Tokyo)C;C 100%
- Yoruba (Nigeria)C;C 100%
- African ancestry (Southwest US)C;C 97%
- Gujarati IndianC;C 98%
- Luhya (Kenya)C;C 99%
- Mexican ancestry (Los Angeles)C;C 93%
- Maasai (Kenya)C;C 99%
- TuscanC;C 91%
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
- rs2538976T;TNo summary available.Typical
Source and license
Adapted from rs1718101 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.