##gff-version 3 P54888 UniProtKB Chain 1 726 . . . ID=PRO_0000109773;Note=Delta-1-pyrroline-5-carboxylate synthase B P54888 UniProtKB Region 1 296 . . . Note=Glutamate 5-kinase P54888 UniProtKB Region 297 717 . . . Note=Gamma-glutamyl phosphate reductase P54888 UniProtKB Binding site 60 60 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54888 UniProtKB Binding site 157 157 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54888 UniProtKB Binding site 176 176 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54888 UniProtKB Binding site 196 197 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54888 UniProtKB Binding site 236 242 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250