##gff-version 3 C3K249 UniProtKB Chain 1 554 . . . ID=PRO_1000206370;Note=Glucose-6-phosphate isomerase C3K249 UniProtKB Active site 359 359 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 C3K249 UniProtKB Active site 390 390 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 C3K249 UniProtKB Active site 518 518 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473