# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.168227 Bacteria.306435 Proteobacteria.507896 Betaproteobacteria.177076 Cupriavidus.28691 rme.5280 rme:Rmet_5502 short-chain dehydrogenase/reductase SDR; K13775 citronellol/citronellal dehydrogenase