# OC Root 2nd 3rd 4th PC Gene/Definition OC.306398 Archaea.17227 Euryarchaeota.16756 Halodesulfurarchaeum.30 halh.1024 halh:HTSR_1054 proC; pyrroline-5-carboxylate reductase; K00286 pyrroline-5-carboxylate reductase [EC:1.5.1.2] OC.306398 Archaea.17227 Euryarchaeota.16756 Halodesulfurarchaeum.30 hhsr.1062 hhsr:HSR6_1087 proC; pyrroline-5-carboxylate reductase; K00286 pyrroline-5-carboxylate reductase [EC:1.5.1.2]