GBA1 and Parkinson disease: PD risk is associated with the following GBA1 mutations: R496H and 84insGG in AJ populations; L444P, R120W, IVS2 + 1G > A, H255Q, D409H, RecNciI, E326K, T369M in non-AJ populations; N370S, H255Q, D409H, E326K in European/West Asians; R120W in East Asians, while N370S conveys a pan-ethnic PD risk (Zhang et al. 2018a).