# OC Root 2nd 3rd 4th PC Gene/Definition OC.1227025 Archaea.91844 Thaumarchaeota.4923 Nitrososphaera.91 nvn.2351 nvn:NVIE_024640 hypothetical protein OC.1227025 Archaea.91844 Thaumarchaeota.4923 Nitrososphaera.91 nev.1063 nev:NTE_01050 hypothetical protein