AKT1 and psychiatric disorder: The protein kinase B (PKB/AKT) family of serine/threonine kinases is involved in numerous neuromolecular signaling processes (Kandel and Hay, 1999; Franke, 2008) and has been implicated in neurological and psychiatric disorders (Saudou et al., 1998; Ikeda et al., 2004; Griffin et al., 2005).