##gff-version 3 Q983U5 UniProtKB Chain 1 465 . . . ID=PRO_0000161304;Note=Fumarate hydratase class II Q983U5 UniProtKB Active site 190 190 . . . Note=Proton donor/acceptor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Active site 320 320 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 100 102 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 131 134 . . . Note=In site B;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 141 143 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 189 189 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 321 321 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Binding site 326 328 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743 Q983U5 UniProtKB Site 333 333 . . . Note=Important for catalytic activity;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00743