# OC Root 2nd 3rd 4th PC Gene/Definition OC.113308 Bacteria.478347 Firmicutes.85862 Firmicutes___Clostridia.83150 hor.813 hor:Hore_08220 pyruvate oxidase; K00156 pyruvate dehydrogenase (quinone) [EC:1.2.5.1]