# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.189497 Bacteria.522715 Proteobacteria.247323 Betaproteobacteria.69229 Paraburkholderia.19312 para.5451 para:BTO02_28820 sodium:proton exchanger OC.189497 Bacteria.522715 Proteobacteria.247323 Betaproteobacteria.69229 Paraburkholderia.19312 parb.3411 parb:CJU94_17585 sodium:proton exchanger