# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.661228 Bacteria.160774 Proteobacteria.354339 Alphaproteobacteria.74847 Sphingomonas.22645 Sphingomonas_wittichii.3767 swi.4492 swi:Swit_4547 hypothetical protein OC.661228 Bacteria.160774 Proteobacteria.354339 Alphaproteobacteria.74847 Sphingomonas.22645 Sphingomonas_wittichii.3767 sphd.539 sphd:HY78_02575 PqqD family protein