# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.309109 Bacteria.299723 Spirochaetes.34835 - - ssm.1103 ssm:Spirs_1069 CRISPR-associated helicase Cas3; K07012 CRISPR-associated endonuclease/helicase Cas3 [EC:3.1.-.- 3.6.4.-] OC.309110 Bacteria.299725 Spirochaetes.22753 Spirochaeta.2125 Spirochaeta_thermophila.2071 sta.376 sta:STHERM_c03770 hypothetical protein; K07012 CRISPR-associated endonuclease/helicase Cas3 [EC:3.1.-.- 3.6.4.-] OC.309111 Bacteria.860960 Firmicutes.228207 Firmicutes___Bacilli.204476 - tco.2917 tco:Theco_3235 CRISPR-associated helicase Cas3/CRISPR-associated endonuclease Cas3-HD; K07012 CRISPR-associated endonuclease/helicase Cas3 [EC:3.1.-.- 3.6.4.-]