Ready-to-use ELISA kits are available for the detection of cytochrome c oxidase subunit VIIIC, an alias of the protein, cytochrome c oxidase subunit 8C. The official gene symbol is COX8C. The protein, with a mass of 8.1 kDa and length of 72 residues, is reported to be mitochondrial. It is a member of the Cytochrome c oxidase VIII family and may be known by other names, including: COX8-3, cytochrome c oxidase subunit VIIIC, cytochrome c oxidase polypeptide VIII, cytochrome c oxidase polypeptide 8, COX VIII-3, and cytochrome c oxidase subunit 8C mitochondrial.