Tremors are observed in nearly one-third of these disorders, with many involving cerebellar changes, including spinocerebellar ataxias (SCAs), Dentatorubral-pallidoluysian atrophy (DRPLA), FXTAS and familial cortical myoclonic tremor and epilepsy (FCMTE), NOTCH2NLC related repeat expansion disorders and GIPC1 related movement disorders.3-6. Here, GIPC1 is linked to dentatorubral-pallidoluysian atrophy.