An in-frame deletion in the alpha(2C) adrenergic receptor is common in African--Americans.
Feng J, Zheng J, Gelernter J, Kranzler H, Cook E, Goldman D, Jones IR, Craddock N, Heston LL, Delisi L, Peltonen L, Bennett WP, Sommer SS.
Feng J, et al. Among authors: jones ir.
Mol Psychiatry. 2001 Mar;6(2):168-72. doi: 10.1038/sj.mp.4000817.
Mol Psychiatry. 2001.
PMID: 11317218