# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.44308 Bacteria.385855 Proteobacteria.74609 Alphaproteobacteria.120691 Celeribacter.5721 cid.3737 cid:P73_3886 ABC-transporter ATP-binding component; K02049 NitT/TauT family transport system ATP-binding protein