# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.110931 Bacteria.249570 Firmicutes.129636 Firmicutes___Clostridia.71638 Ruminococcus.5513 rch.289 rch:RUM_03150 GDP-mannose 4,6-dehydratase; K01711 GDPmannose 4,6-dehydratase [EC:4.2.1.47]