Normal allele: TT
A polymorphism in the tetrahydrobiopterin pathway gene is associated with an increased risk of autism.
Polymorphism rs1487278 is related to topics like this:
Research and publications:
19184136 Examination of association of genes in the serotonin system to autism
19674121 Examination of tetrahydrobiopterin pathway genes in autism.
21172166 Pharmacogenetics of antidepressant response.
21687501 Pharmacogenetics of antidepressants.