# OC Root 2nd 3rd 4th PC Gene/Definition OC.20835 Bacteria.411275 Bacteroidetes.39531 Petrimonas.2219 pet.862 pet:PEIBARAKI_4837 4Fe-4S ferredoxin iron-sulfur binding protein; K03388 heterodisulfide reductase subunit A2 [EC:1.8.7.3 1.8.98.4 1.8.98.5 1.8.98.6]