# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.335227	Archaea.47392	Crenarchaeota.19508	Vulcanisaeta.2206	vdi.1402	vdi:Vdis_1440   nitrate reductase, beta subunit; K00371 nitrate reductase / nitrite oxidoreductase, beta subunit [EC:1.7.5.1 1.7.99.-]