Spastic Paraplegia 79a, Autosomal Dominant, with Ataxia, also known as spg79a, is related to hereditary spastic paraplegia 79a and parkinson disease, late-onset. An important gene associated with Spastic Paraplegia 79a, Autosomal Dominant, with Ataxia is UCHL1 (Ubiquitin C-Terminal Hydrolase L1). Affiliated tissues include brain, and related phenotypes are gait ataxia and impaired vibratory sensation