# OC Root 2nd 3rd 4th PC Gene/Definition OC.256138 Bacteria.293947 Proteobacteria.197682 Gammaproteobacteria.444247 rhd.3233 rhd:R2APBS1_3453 dihydrodipicolinate reductase; K00215 4-hydroxy-tetrahydrodipicolinate reductase [EC:1.17.1.8]