# OC Root 2nd 3rd 4th PC Gene/Definition OC.635316 Bacteria.288599 Firmicutes.111062 Firmicutes___Clostridia.176644 pbq.555 pbq:C3V37_02860 dihydrofolate reductase; K00287 dihydrofolate reductase [EC:1.5.1.3]