# OC Root 2nd 3rd 4th PC Gene/Definition OC.645716 Bacteria.459939 Firmicutes.14189 Acidaminococcus.592 afn.1769 afn:Acfer_1881 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein OC.645716 Bacteria.459939 Firmicutes.14189 Acidaminococcus.592 ain.1076 ain:Acin_1060 phosphate uptake regulator; K02039 phosphate transport system protein