The T (major) allele is associated with:

This SNP is associated with (unknown which alleles):

  • More childhood effects if one's mother had prenatal mercury (MeHg) exposure [R].

  • Autism [R].

  • Obsessive compulsive disorder [R].

  • Low Hg exposure, which can lead to higher IQ levels. [R].

  • There is no association between this SNP and migraine susceptibility, however, there are exemptions.[R].

  • There is no correlation to ADHD, however, there are exemptions. [R].


Parent Gene: BDNF

Importance: 2
Less common allele: A = 43%
More common allele: T = 57%
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