# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.187417 Archaea.179 Euryarchaeota.10156 Thermococcus.9353 - tba.1591 tba:TERMP_01593 Type I restriction-modification system specificity subunit S; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3] OC.187417 Archaea.179 Euryarchaeota.10156 Thermococcus.683 Thermococcus_sp_.1231 tha.775 tha:TAM4_1757 Type I restriction-modification system specificity subunit S; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3] OC.187417 Archaea.179 Euryarchaeota.10156 Thermococcus.683 - tnu.1164 tnu:BD01_1184 Restriction endonuclease S subunits; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3] OC.187417 Archaea.179 Euryarchaeota.10156 Thermococcus.683 - tbs.873 tbs:A3L01_04530 hypothetical protein; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3]