##gff-version 3 P06219 UniProtKB Chain 1 1034 . . . ID=PRO_0000057662;Note=Beta-galactosidase P06219 UniProtKB Active site 468 468 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Active site 544 544 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 108 108 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 207 207 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 207 207 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 423 423 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 425 425 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 468 468 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 468 468 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 544 547 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 604 604 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 608 608 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 611 611 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 611 611 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Binding site 1010 1010 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Site 364 364 . . . Note=Transition state stabilizer;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 P06219 UniProtKB Site 398 398 . . . Note=Transition state stabilizer;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687