Sedoheptulokinase Deficiency, also known as isolated sedoheptulokinase deficiency, is related to cystinosis and cystinosis, adult nonnephropathic. An important gene associated with Sedoheptulokinase Deficiency is SHPK (Sedoheptulokinase). Affiliated tissues include liver, and related phenotypes are flexion contracture and arthrogryposis multiplex congenita