##gff-version 3 A4IZK2 UniProtKB Chain 1 640 . . . ID=PRO_1000044979;Note=1%2C4-alpha-glucan branching enzyme GlgB A4IZK2 UniProtKB Active site 318 318 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00685 A4IZK2 UniProtKB Active site 371 371 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00685