# OC Root	2nd	3rd	PC	Gene/Definition
OC.275398	Archaea.17362	Euryarchaeota.16943	hbo.1259	hbo:Hbor_12870   succinate dehydrogenase subunit A; K00239 succinate dehydrogenase / fumarate reductase, flavoprotein subunit [EC:1.3.5.1 1.3.5.4]