# OC Root 2nd 3rd 4th PC Gene/Definition OC.506879 Archaea.15793 Euryarchaeota.14513 - pto.1138 pto:PTO1148 iron-dependent repressor; K03709 DtxR family transcriptional regulator, Mn-dependent transcriptional regulator OC.506879 Archaea.15793 Euryarchaeota.14513 Ferroplasma.992 fac.331 fac:FACI_IFERC01G0310 iron-dependent repressor; K03709 DtxR family transcriptional regulator, Mn-dependent transcriptional regulator OC.506879 Archaea.15793 Euryarchaeota.14513 Ferroplasma.992 fai.1146 fai:FAD_1229 iron-dependent repressor; K03709 DtxR family transcriptional regulator, Mn-dependent transcriptional regulator