# OC Root 2nd 3rd 4th PC Gene/Definition OC.338119 Archaea.34691 Euryarchaeota.6618 Methanosphaera.1010 mst.506 mst:Msp_0516 predicted Zn-dependent hydrolase of the beta-lactamase superfamily OC.338119 Archaea.34691 Euryarchaeota.6618 Methanosphaera.1010 metb.686 metb:AW729_03720 metal-dependent hydrolase