Multiple Mitochondrial Dysfunctions Syndrome 5, also known as mmds5, is related to isca1-related multiple mitochondrial dysfunctions syndrome and multiple mitochondrial dysfunctions syndrome. An important gene associated with Multiple Mitochondrial Dysfunctions Syndrome 5 is ISCA1 (Iron-Sulfur Cluster Assembly 1). Affiliated tissues include brain, and related phenotypes are seizure and spasticity