# OC Root 2nd 3rd 4th PC Gene/Definition OC.113442 Bacteria.261950 Proteobacteria.27905 Deltaproteobacteria.3979 sur.5109 sur:STAUR_5320 poxB; Pyruvate dehydrogenase; K00156 pyruvate dehydrogenase (quinone) [EC:1.2.5.1]