##gff-version 3 O83488 UniProtKB Chain 1 535 . . . ID=PRO_0000180761;Note=Glucose-6-phosphate isomerase O83488 UniProtKB Active site 359 359 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 O83488 UniProtKB Active site 390 390 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 O83488 UniProtKB Active site 505 505 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473