# OC Root 2nd 3rd 4th PC Gene/Definition OC.645662 Bacteria.265148 Proteobacteria.335453 Gammaproteobacteria.215663 alv.1699 alv:Alvin_1749 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein OC.645662 Bacteria.265148 Proteobacteria.335453 Gammaproteobacteria.215663 alv.2587 alv:Alvin_2680 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein