The Minor "G" allele is associated with:

  • longer gaze period for happy faces in European high school students [R]
  • higher risk of antipsychotic drug resistance in schizophrenic patients [R]
  • lower risk of marijuana addiction in adolescent marijuana users [R]

The Major "A" allele is associated with:

  • higher risk of marijuana dependence in young adults [R]
  • increased risk of nicotine addiction in Italian individuals [R]
  • increased risk of schizophrenia in marijuana users [R]
  • increased alcohol use and unsafe sex in young adults [R]
  • high cocaine and opioid drug use in African Americans [R]

This SNP is associated with (unknown which alleles):

  • Depression and anxiety [R, R2]


Parent Gene: CNR1

Importance: 5
Less common allele: G = 20%
More common allele: A = 80%
My Genotype: Log In