Alcohol dependence has been found to be linked to SNPs in gamma‐aminobutyric acid‐receptor subunit alpha 2 gene (GABRA2) (Dick et al., 2006; Edenberg et al., 2004; Porjesz et al., 2002; Rangaswamy & Porjesz, 2008; Rangaswamy et al., 2002). Here, GABRA2 is linked to alcohol dependence.