# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1916364 Bacteria.1050576 Proteobacteria.509036 Betaproteobacteria.179249 Herbaspirillum.4598 hht.3929 hht:F506_20775 hypothetical protein OC.1916364 Bacteria.1050576 Proteobacteria.509036 Betaproteobacteria.179249 Herbaspirillum.4598 hee.3434 hee:hmeg3_17705 hypothetical protein