# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.662321 Bacteria.1028617 Proteobacteria.480046 Betaproteobacteria.59605 Azoarcus.10702 Azoarcus_sp_.7487 aza.4580 aza:AZKH_p0094 hypothetical protein OC.662321 Bacteria.1028617 Proteobacteria.480046 Betaproteobacteria.59605 Azoarcus.11454 Azoarcus_sp_.8292 azi.1322 azi:AzCIB_1292 hypothetical protein