# OC Root 2nd 3rd 4th PC Gene/Definition OC.306398 Archaea.17227 Euryarchaeota.16756 Haloterrigena.5300 htu.2233 htu:Htur_2207 pyrroline-5-carboxylate reductase; K00286 pyrroline-5-carboxylate reductase [EC:1.5.1.2]