# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.189480 Bacteria.574759 Proteobacteria.77943 Alphaproteobacteria.122872 Sphingopyxis.5846 sphk.788 sphk:SKP52_03840 putative transporter OC.189480 Bacteria.574759 Proteobacteria.77943 Alphaproteobacteria.122872 Sphingopyxis.5846 ster.3110 ster:AOA14_16095 sodium:proton antiporter