cjb:BN148_1186c K00411 ubiquinol-cytochrome c reductase iron-sulfur subunit [EC:7.1.1.8] | (GenBank) petA; ubiquinol-cytochrome C reductase iron-sulfur subunit cjb:BN148_1185c K00412 ubiquinol-cytochrome c reductase cytochrome b subunit | (GenBank) petB; ubiquinol-cytochrome C reductase cytochrome B subunit