##gff-version 3 Q54VA2 UniProtKB Transit peptide 1 19 . . . Note=Mitochondrion;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q54VA2 UniProtKB Chain 20 485 . . . ID=PRO_0000331360;Note=Fumarate hydratase%2C mitochondrial Q54VA2 UniProtKB Active site 209 209 . . . Note=Proton donor/acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P05042 Q54VA2 UniProtKB Active site 339 339 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P9WN93 Q54VA2 UniProtKB Binding site 118 120 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P05042 Q54VA2 UniProtKB Binding site 150 153 . . . Note=In site B;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P05042 Q54VA2 UniProtKB Binding site 160 162 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P05042 Q54VA2 UniProtKB Binding site 208 208 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P9WN93 Q54VA2 UniProtKB Binding site 340 340 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P9WN93 Q54VA2 UniProtKB Binding site 345 347 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P9WN93 Q54VA2 UniProtKB Site 352 352 . . . Note=Important for catalytic activity;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P05042 Q54VA2 UniProtKB Alternative sequence 1 19 . . . ID=VSP_033185;Note=In isoform Cytoplasmic. Missing;Ontology_term=ECO:0000305;evidence=ECO:0000305