rs1256531

A SNP in the PTBP1P gene on chromosome 14. Its most notable genotype is A;A.

Gene
PTBP1P
Location
Chr 1465,281,041 (GRCh38)
Highest magnitude
0.0Typical
Tested on
23andMe, AncestryDNA
Minor allele frequency
25%

Genotypes

As shown in 23andMe and AncestryDNA files.

  1. A;AMost notableNot ratedNo summary available.Typical · 0.052% of people

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 52%
  • European ancestry (Utah)A;A 88%
  • Han Chinese (Beijing)A;A 64%
  • Japanese (Tokyo)A;A 59%
  • Yoruba (Nigeria)A;A 11%
  • African ancestry (Southwest US)A;A 23%
  • Chinese (Denver)A;A 64%
  • Gujarati IndianA;A 67%
  • Luhya (Kenya)A;A 13%
  • Mexican ancestry (Los Angeles)A;A 83%
  • Maasai (Kenya)A;A 19%
  • TuscanA;A 81%

Source and license

Adapted from rs1256531 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.