TCDB is operated by the Saier Lab Bioinformatics Group

3 component system: The Proton-translocating Quinol:Cytochrome c Reductase (QCR) Superfamily

P0CY47 Cytochrome b
D5ANZ4 Cytochrome c1
P0CY48 Ubiquinol-cytochrome c reductase iron-sulfur subunit