# OC Root 2nd 3rd 4th 5th 6th 7th PC Gene/Definition OC.1993758 Bacteria.1139871 Proteobacteria.667513 Gammaproteobacteria.252892 Gammaproteobacteria___Enterobacteria.62024 Citrobacter.5853 Citrobacter_amalonaticus.4707 caf.4640 caf:AL524_24835 hypothetical protein OC.1993758 Bacteria.1139871 Proteobacteria.667513 Gammaproteobacteria.252892 Gammaproteobacteria___Enterobacteria.62024 Citrobacter.5853 Citrobacter_sp_.13891 cir.4784 cir:C2U53_26535 hypothetical protein