Rs17646946

rs17646946 is a SNP on chromosome 1 that is apparently part of the trichohyalin-like 1 TCHHL1 gene. Trichohyalin is a protein found in hair follicle roots.

In an interesting example of people-powered research, this SNP and one other were reported to be associated with hair curliness. Source: hair curl rs17646946 and rs7349332. source genetic future

rs17646946 and hair curl with each A conferring a reduction in curliness of about 0.29 points on a scale from 0 to 5.

See also: rs11803731