Mitochondrial Complex Iii Deficiency, Nuclear Type 7, is also known as mitochondrial complex iii deficiency nuclear type 7, and has symptoms including seizures An important gene associated with Mitochondrial Complex Iii Deficiency, Nuclear Type 7 is UQCC2 (Ubiquinol-Cytochrome C Reductase Complex Assembly Factor 2). Affiliated tissues include skeletal muscle and testis, and related phenotypes are seizure and failure to thrive