# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.371509	Archaea.31769	Euryarchaeota.3622	Methanocella.2445	mez.745	mez:Mtc_0756   ribonucleoside-diphosphate reductase, adenosylcobalamin-dependent; K00525 ribonucleoside-diphosphate reductase alpha chain [EC:1.17.4.1]