##gff-version 3 A0R757 UniProtKB Chain 1 152 . . . ID=PRO_0000435518;Note=D-erythrulose-4-phosphate isomerase 2 A0R757 UniProtKB Active site 70 70 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P37351