##gff-version 3 Q9JHF3 UniProtKB Chain 1 153 . . . ID=PRO_0000451029;Note=Prostaglandin E synthase Q9JHF3 UniProtKB Topological domain 1 13 . . . Note=Lumenal;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Transmembrane 14 42 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Topological domain 43 61 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Transmembrane 62 91 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Topological domain 92 98 . . . Note=Lumenal;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Transmembrane 99 120 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Topological domain 121 124 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Transmembrane 125 153 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Binding site 39 39 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Binding site 74 78 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Binding site 114 114 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Binding site 118 118 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Binding site 127 131 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Site 50 50 . . . Note=Essential for protaglandin-E synthase activity;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684 Q9JHF3 UniProtKB Site 127 127 . . . Note=Essential for protaglandin-E synthase activity;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O14684