# OC Root 2nd 3rd 4th PC Gene/Definition OC.203362 Bacteria.396727 Aquificae.1460 Hydrogenobacter.367 hth.1353 hth:HTH_1371 conserved hypothetical protein; K06888 uncharacterized protein OC.203362 Bacteria.396727 Aquificae.1460 Hydrogenobacter.367 hte.1334 hte:Hydth_1362 protein of unknown function DUF255; K06888 uncharacterized protein OC.203362 Bacteria.396727 Aquificae.1460 Thermocrinis.641 tal.603 tal:Thal_0601 protein of unknown function DUF255; K06888 uncharacterized protein OC.203362 Bacteria.396727 Aquificae.1460 Thermocrinis.641 trd.1017 trd:THERU_05370 thioredoxin; K06888 uncharacterized protein