# OC Root 2nd 3rd 4th PC Gene/Definition OC.20535 Archaea.46326 Crenarchaeota.18129 Thermofilum.1271 thb.1365 thb:N186_07085 hypothetical protein; K00528 ferredoxin/flavodoxin---NADP+ reductase [EC:1.18.1.2 1.19.1.1] OC.20535 Archaea.46326 Crenarchaeota.18129 Thermofilum.1271 tcb.485 tcb:TCARB_0498 hydrogenase, subunit gamma related protein; K00528 ferredoxin/flavodoxin---NADP+ reductase [EC:1.18.1.2 1.19.1.1]