# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.187426 Archaea.72016 Euryarchaeota.57220 Methanosarcina.8850 Methanosarcina_sp_.6769 meq.1825 meq:MSWHS_1867 Type I restriction-modification system, specificity subunit S; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3]