##gff-version 3 P54889 UniProtKB Chain 1 802 . . . ID=PRO_0000109771;Note=Probable delta-1-pyrroline-5-carboxylate synthase P54889 UniProtKB Region 1 354 . . . Note=Glutamate 5-kinase P54889 UniProtKB Region 355 802 . . . Note=Gamma-glutamyl phosphate reductase P54889 UniProtKB Binding site 128 128 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54889 UniProtKB Binding site 227 227 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54889 UniProtKB Binding site 242 242 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54889 UniProtKB Binding site 262 263 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54889 UniProtKB Binding site 301 307 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P54889 UniProtKB Alternative sequence 61 62 . . . ID=VSP_047890;Note=In isoform a. Missing;Ontology_term=ECO:0000305;evidence=ECO:0000305