##gff-version 3 P49577 UniProtKB Chain 1 358 . . . ID=PRO_0000216931;Note=Fructose-bisphosphate aldolase 2 P49577 UniProtKB Active site 184 184 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 P49577 UniProtKB Active site 226 226 . . . Note=Schiff-base intermediate with dihydroxyacetone-P;Ontology_term=ECO:0000250;evidence=ECO:0000250 P49577 UniProtKB Binding site 51 51 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P49577 UniProtKB Binding site 141 141 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P49577 UniProtKB Site 358 358 . . . Note=Necessary for preference for fructose 1%2C6-bisphosphate over fructose 1-phosphate