# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.187079 Bacteria.185224 Firmicutes.265313 Firmicutes___Clostridia.129107 Hungateiclostridium.5392 hsc.1128 hsc:HVS_06690 hsdS; Type-1 restriction enzyme EcoKI specificity protein; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3]