# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.310711 Bacteria.438534 Proteobacteria.92120 Alphaproteobacteria.157241 Rhodopseudomonas.5898 rpb.1938 rpb:RPB_1928 Phosphonate-binding periplasmic protein; K02044 phosphonate transport system substrate-binding protein OC.310711 Bacteria.438534 Proteobacteria.92120 Alphaproteobacteria.157241 Rhodopseudomonas.5898 rpc.3776 rpc:RPC_3866 Phosphonate-binding periplasmic protein; K02044 phosphonate transport system substrate-binding protein OC.310711 Bacteria.438534 Proteobacteria.92120 Alphaproteobacteria.157241 Rhodopseudomonas.5898 rpe.2037 rpe:RPE_2051 phosphonate ABC transporter, periplasmic phosphonate-binding protein; K02044 phosphonate transport system substrate-binding protein