# OC Root 2nd 3rd 4th PC Gene/Definition OC.309155 Archaea.41348 Crenarchaeota.3977 Metallosphaera.2420 mhk.319 mhk:DFR87_01830 hypothetical protein; K07012 CRISPR-associated endonuclease/helicase Cas3 [EC:3.1.-.- 3.6.4.-] OC.309155 Archaea.41348 Crenarchaeota.3977 Acidianus.3269 abri.2332 abri:DFR85_13120 hypothetical protein; K07012 CRISPR-associated endonuclease/helicase Cas3 [EC:3.1.-.- 3.6.4.-]