# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.1746 Bacteria.7362 Proteobacteria.4417 Alphaproteobacteria.221022 Magnetospirillum.2555 - mag.1434 mag:amb1410 Signal transduction histidine kinase OC.1746 Bacteria.7362 Proteobacteria.4417 Alphaproteobacteria.221022 Magnetospirillum.2555 Magnetospirillum_sp_.3462 magn.811 magn:WV31_04115 hypothetical protein