# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.36040 Bacteria.276243 Proteobacteria.700293 Gammaproteobacteria.293344 Gammaproteobacteria___Enterobacteria.111539 pshi.38 pshi:SAMEA2665130_0010 potA_1; Spermidine/putrescine import ATP-binding protein PotA; K02010 iron(III) transport system ATP-binding protein [EC:7.2.2.7] OC.36041 Bacteria.395011 Chlorobi.7904 Pelodictyon.1538 - plt.1492 plt:Plut_1555 Sulphate transport system permease protein 1; K02045 sulfate/thiosulfate transport system ATP-binding protein [EC:7.3.2.3]