# OC Root 2nd 3rd 4th PC Gene/Definition OC.275409 Archaea.8306 Thaumarchaeota.625 Nitrosopumilus.1280 nmr.264 nmr:Nmar_0258 succinate dehydrogenase or fumarate reductase, flavoprotein subunit; K00239 succinate dehydrogenase / fumarate reductase, flavoprotein subunit [EC:1.3.5.1 1.3.5.4] OC.275409 Archaea.8306 Thaumarchaeota.625 Nitrosopumilus.1758 nir.249 nir:NSED_01190 succinate dehydrogenase or fumarate reductase flavoprotein subunit; K00239 succinate dehydrogenase / fumarate reductase, flavoprotein subunit [EC:1.3.5.1 1.3.5.4] OC.275409 Archaea.8306 Thaumarchaeota.625 Nitrosopumilus.1280 nid.645 nid:NPIRD3C_0648 sdhA; succinate dehydrogenase flavoprotein subunit/fumarate reductase; K00239 succinate dehydrogenase / fumarate reductase, flavoprotein subunit [EC:1.3.5.1 1.3.5.4] OC.275409 Archaea.8306 Thaumarchaeota.625 Nitrosopumilus.1758 nin.1940 nin:NADRNF5_1992 sdhA; succinate dehydrogenase flavoprotein subunit/fumarate reductase; K00239 succinate dehydrogenase / fumarate reductase, flavoprotein subunit [EC:1.3.5.1 1.3.5.4]