TARDBP and synucleinopathy: Depending on the specific protein, these conditions can be grouped into amyloidosis (amyloid-β), α-synucleinopathies (α-synuclein), tauopathies (tau), FUSopathies [Fused in sarcoma (FUS)], and TDP-43 proteinopathies [transactivation response element (TAR) DNA-binding protein 43 (TDP-43)] (Kovacs, 2017).