# OC Root 2nd 3rd PC Gene/Definition OC.119870 Bacteria.749713 Chlorobi.4760 ial.323 ial:IALB_0246 rnfB; Electron transport complex protein RnfB; K03616 Na+-translocating ferredoxin:NAD+ oxidoreductase subunit B [EC:7.2.1.2] OC.119870 Bacteria.749713 Chlorobi.4760 mro.1464 mro:MROS_1476 electron transport complex, RnfABCDGE type, B subunit; K03616 Na+-translocating ferredoxin:NAD+ oxidoreductase subunit B [EC:7.2.1.2]