Combined Oxidative Phosphorylation Deficiency 15, also known as coxpd15, is related to mitochondrial metabolism disease and deafness, autosomal recessive 94, and has symptoms including ataxia An important gene associated with Combined Oxidative Phosphorylation Deficiency 15 is MTFMT (Mitochondrial Methionyl-TRNA Formyltransferase), and among its related pathways/superpathways are Metabolism of proteins and Peptide chain elongation. Affiliated tissues include brain, and related phenotypes are nystagmus and tremor