# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.368583 Bacteria.346281 Firmicutes.124661 Firmicutes___Clostridia.57505 - bprs.756 bprs:CK3_08930 Nitroreductase OC.368584 Bacteria.346283 Proteobacteria.564385 Deltaproteobacteria.61444 Desulfobulbus.1229 deo.167 deo:CAY53_00570 nitroreductase OC.368585 Bacteria.346286 Actinobacteria.269639 - - cgo.700 cgo:Corgl_0729 nitroreductase