The C (minor) allele is associated with:

  • C allele carriers showed reduced activity in mPFC relative to GG. mPFC is important in reward and SWS.
  • Late sleeper, more activity at night.
  • The risk for psychosis.
  • Abdominal obesity, addiction and difficulty complying with behavioral weight-reduction treatment. 

rs2304672

Parent Gene: PER2

Importance: 4
Less common allele: C = 9%
More common allele: G = 91%
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