In this context, Dystrobrevin Binding Protein 1 (DTBP1) gene, which encodes for Dysbindin (DYS), and the dopamine D2−like receptors (D2R and D3R) represent leading candidate susceptibility genes for schizophrenia [18,19,20,21]. The gene discussed is DTNBP1; the disease is schizophrenia.