##gff-version 3 B2S370 UniProtKB Chain 1 535 . . . ID=PRO_1000125771;Note=Glucose-6-phosphate isomerase B2S370 UniProtKB Active site 359 359 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 B2S370 UniProtKB Active site 390 390 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473 B2S370 UniProtKB Active site 505 505 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00473