# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.380297 Bacteria.87515 Proteobacteria.93469 Alphaproteobacteria.79837 Aminobacter.2632 aak.4563 aak:AA2016_4611 hypothetical protein OC.380297 Bacteria.87515 Proteobacteria.93469 Alphaproteobacteria.79837 Aminobacter.2632 amih.4183 amih:CO731_04285 carboxylate/amino acid/amine transporter