# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.411054	Archaea.19238	Euryarchaeota.19627	Natronomonas.3363	nph.1635	nph:NP_3274A   cas1; CRISPR-associated endonuclease Cas1; K15342 CRISP-associated protein Cas1