# OC Root 2nd 3rd 4th PC Gene/Definition OC.645662 Bacteria.265148 Proteobacteria.335453 Gammaproteobacteria.215663 tvi.562 tvi:Thivi_0528 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein OC.645662 Bacteria.265148 Proteobacteria.335453 Gammaproteobacteria.215663 tvi.1915 tvi:Thivi_2126 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein