##gff-version 3 O06901 UniProtKB Chain 1 441 . . . ID=PRO_0000169864;Note=Maltose-6'-phosphate glucosidase O06901 UniProtKB Active site 170 170 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Active site 264 264 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 4 70 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 93 93 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 147 147 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 169 169 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 200 200 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Binding site 284 284 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O06901 UniProtKB Site 109 109 . . . Note=Increases basicity of active site Tyr;Ontology_term=ECO:0000250;evidence=ECO:0000250