# OC Root	2nd	3rd	4th	5th	PC	Gene/Definition
OC.141398	Archaea.23956	Euryarchaeota.26184	Methanococcus.966	Methanococcus_maripaludis.2056	mmq.513	mmq:MmarC5_0506   N-acetylneuraminate synthase; K01654 N-acetylneuraminate synthase [EC:2.5.1.56]
OC.141398	Archaea.23956	Euryarchaeota.26184	Methanococcus.966	-	mae.421	mae:Maeo_0420   N-acetylneuraminate synthase; K01654 N-acetylneuraminate synthase [EC:2.5.1.56]
OC.141398	Archaea.23956	Euryarchaeota.26184	Methanobacterium.4685	-	mew.1301	mew:MSWAN_1357   N-acetylneuraminate synthase
OC.141398	Archaea.23956	Euryarchaeota.26184	Methanosarcina.7947	Methanosarcina_siciliae.829	msj.1950	msj:MSSAC_2015   N-acetylneuraminate synthase; K01654 N-acetylneuraminate synthase [EC:2.5.1.56]
OC.141398	Archaea.23956	Euryarchaeota.26184	Methanosarcina.7947	Methanosarcina_siciliae.829	msw.2285	msw:MSSIT_2302   N-acetylneuraminate synthase; K01654 N-acetylneuraminate synthase [EC:2.5.1.56]
OC.141398	Archaea.23956	Thaumarchaeota.9984	-	-	ndv.227	ndv:NDEV_0150   NeuB; N-acetylneuraminate synthase