# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.456557	Archaea.13088	Crenarchaeota.9453	-	sto.2173	sto:STK_20840   putative Xre family DNA-binding protein
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.1373	pai.2184	pai:PAE3208   helix-turn-helix protein
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.3753	pis.423	pis:Pisl_0410   transcriptional regulator, XRE family
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.3621	pcl.767	pcl:Pcal_0791   transcriptional regulator, XRE family
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.1373	pyr.366	pyr:P186_0345   transcriptional regulator, XRE family
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.1373	pog.556	pog:Pogu_0519   putative transcriptional regulator
OC.456557	Archaea.13088	Crenarchaeota.9453	Pyrobaculum.1373	pyw.1601	pyw:PYWP30_01700   putative transcriptional regulator
OC.456557	Archaea.13088	Crenarchaeota.9453	Thermoproteus.1977	ttn.1719	ttn:TTX_1794   hipB; transcriptional regulator, xre family