# OC Root 2nd 3rd 4th PC Gene/Definition OC.77868 Bacteria.40725 Firmicutes.283994 Firmicutes___Clostridia.154661 cpro.1936 cpro:CPRO_20270 tdh; L-threonine 3-dehydrogenase; K00060 threonine 3-dehydrogenase [EC:1.1.1.103]