# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.342265 Bacteria.266907 Proteobacteria.123593 Alphaproteobacteria.201504 Caulobacter.5566 cak.1877 cak:Caul_1880 conserved hypothetical protein; K19267 NAD(P)H dehydrogenase (quinone) [EC:1.6.5.2]