Spastic Paraplegia 48, Autosomal Recessive, also known as hereditary spastic paraplegia 48, is related to spastic paraplegia 20, autosomal recessive and spastic paraplegia 11, autosomal recessive, and has symptoms including ataxia An important gene associated with Spastic Paraplegia 48, Autosomal Recessive is AP5Z1 (Adaptor Related Protein Complex 5 Subunit Zeta 1). Affiliated tissues include brain, and related phenotypes are hypoplasia of the corpus callosum and progressive spastic paraplegia