# OC Root	2nd	3rd	4th	5th	6th	PC	Gene/Definition
OC.455373	Bacteria.306421	Proteobacteria.734572	Gammaproteobacteria.350616	Pseudomonas.57234	Pseudomonas_putida.14889	ppi.451	ppi:YSA_00629   Na+/H+ antiporter NhaA; K03313 Na+:H+ antiporter, NhaA family