# OC Root 2nd 3rd 4th PC Gene/Definition OC.1190009 Archaea.33942 Euryarchaeota.42085 Ferroplasma.1875 fai.833 fai:FAD_0877 hypothetical protein OC.1190009 Archaea.33942 Thaumarchaeota.2052 Nitrosopumilus.3303 nin.2025 nin:NADRNF5_2077 hypothetical protein OC.1190009 Archaea.33942 Thaumarchaeota.2052 - ndv.634 ndv:NDEV_0582 conserved protein of unknown function