##gff-version 3 Q18FQ4 UniProtKB Chain 1 430 . . . ID=PRO_0000252605;Note=Probable glucose-6-phosphate isomerase Q18FQ4 UniProtKB Active site 271 271 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 Q18FQ4 UniProtKB Active site 292 292 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 Q18FQ4 UniProtKB Active site 303 303 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 Q18FQ4 UniProtKB Active site 403 403 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473