Arina Puzriakova Phenotypes for gene: SCO1 were changed from Complex IV (Mitochondrial respiratory chain disorders (caused by nuclear variants only), OXPHOS assembly factors); Isolated complex IV deficiency; Hepatic failure, early onset, and neurologic disorder; Mitochondrial Diseases; Mitochondrial Respiratory Chain Complex IV Deficiency to Mitochondrial complex IV deficiency, nuclear type 4, OMIM:619048