# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.110794	Bacteria.458401	Firmicutes.134522	Firmicutes___Clostridia.85294	hhl.355	hhl:Halha_0311   NAD(P)H-nitrite reductase
OC.110802	Bacteria.894778	Firmicutes.292529	Firmicutes___Clostridia.167717	hhl.1150	hhl:Halha_1232   NAD(P)H-nitrite reductase