# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.412599 Bacteria.209152 Proteobacteria.433026 Alphaproteobacteria.274592 Ruegeria.6832 Ruegeria_sp_.6764 rue.2523 rue:DT065_13660 modA; molybdate ABC transporter substrate-binding protein; K02020 molybdate transport system substrate-binding protein