# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.664652 Bacteria.261597 Proteobacteria.577176 Deltaproteobacteria.81019 Geobacter.12218 gur.465 gur:Gura_0391 hypothetical protein OC.664652 Archaea.92956 Thaumarchaeota.6136 Nitrososphaera.3706 - nga.954 nga:Ngar_c09500 hypothetical protein