##gff-version 3 P39118 UniProtKB Chain 1 627 . . . ID=PRO_0000188683;Note=1%2C4-alpha-glucan branching enzyme GlgB P39118 UniProtKB Active site 309 309 . . . Note=Nucleophile;Ontology_term=ECO:0000250;evidence=ECO:0000250 P39118 UniProtKB Active site 352 352 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250