# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.680268 Bacteria.373444 Proteobacteria.64695 Alphaproteobacteria.215728 Hyphomicrobium.4848 hmc.497 hmc:HYPMC_0431 conserved protein of unknown function OC.680269 Bacteria.373453 Proteobacteria.64707 Betaproteobacteria.218175 Ralstonia.20461 rmn.4319 rmn:TK49_23480 hypothetical protein