RAB29 and Parkinson disease: Not only was rs823114 also picked up in the PD meta-GWAS (p = 1.78E-13 (Lill et al., 2012; Nalls et al., 2014)), but this SNP was also related to blood-based transcript levels of four different genes, PM20D1, RAB29, SLC41A1, and NUCKS1 based on GTEx.