#Database_OTU	Count	Abundance	Taxonomy
1107760	2	7.90889e-05	Archaea;	Crenarchaeota;	Thaumarchaeota;	Nitrososphaerales;	Nitrososphaeraceae;	Candidatus_Nitrososphaera;	Unclassified;	otu_1107760
720511	25286	0.999921	Archaea;	Crenarchaeota;	Thaumarchaeota;	Nitrososphaerales;	Nitrososphaeraceae;	Candidatus_Nitrososphaera;	Unclassified;	otu_720511