| Synonyms: | complex III (mitochondrial electron transport) activity,
                
                    cytochrome a,
                
                    cytochrome a3/copper complex,
                
                    cytochrome b562,
                
                    cytochrome b566,
                
                    cytochrome bc1 complex,
                
                    cytochrome c1,
                
                    electron transporter, transferring electrons within CoQH2-cytochrome c reductase complex activity,
                
                    electron transporter, transferring electrons within cytochrome c oxidase complex activity,
                
                    mitochondrial electron transport complex III,
                
                    soluble cytochrome b562,
                
                    ubiquinol-cytochrome c oxidoreductase activity,
                
                    ubiquinol-cytochrome c-2 oxidoreductase activity,
                
                    ubiquinol-cytochrome c1 oxidoreductase activity,
                
                    ubiquinol-cytochrome c2 reductase activity,
                
                    ubiquinol-cytochrome-c reductase activity,
                
                    ubiquinol:ferricytochrome-c oxidoreductase activity,
                
                    ubiquinone--cytochrome-c oxidoreductase activity,
                
                    ubiquinone-cytochrome c oxidoreductase activity,
                
                    ubiquinone-cytochrome c reductase activity |