# OC Root 2nd 3rd PC Gene/Definition OC.20541 Archaea.39955 Bathyarchaeota.1597 barb.1446 barb:AOA66_1523 sudB; Sulfide dehydrogenase subunit beta precursor; K00528 ferredoxin/flavodoxin---NADP+ reductase [EC:1.18.1.2 1.19.1.1]