# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.168837 Bacteria.370624 Proteobacteria.647020 Gammaproteobacteria.200828 Pseudomonas.64731 Pseudomonas_stutzeri.9635 psz.2400 psz:PSTAB_2411 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein