TLK1 and Parkinson disease: We have expanded on the proposed 17q21.31 linkage between SARS-CoV-2 and Parkinson’s disease by identifying 4 variants and 2 pleiotropic genes (i.e. TLK1 and FDFT1) in blood, located outside 17q21.31 and 6p21, that are also associated with both traits.