# OC Root 2nd 3rd 4th PC Gene/Definition OC.456106 Bacteria.1096359 Proteobacteria.588491 Deltaproteobacteria.96240 bmx.2071 bmx:BMS_2251 putative NADH-quinone oxidoreductase chain B; K00331 NADH-quinone oxidoreductase subunit B [EC:7.1.1.2]