>sp|P0CY48|UCRI_RHOCA Ubiquinol-cytochrome c reductase iron-sulfur subunit OS=Rhodobacter capsulatus GN=petA MSHAEDNAGTRRDFLYHATAATGVVVTGAAVWPLINQMNASADVKAMSSIFVDVSAVEVG TQLTVKWRGKPVFIRRRDEKDIELARSVPLGALRDTSAENANKPGAEATDENRSLAAFDG TNTGEWLVMLGVCTHLGCVPMGDKSGDFGGWFCPCHGSHYDSAGRIRKGPAPRNLDIPVA AFVDETTIKLG