##gff-version 3 B5Z2P7 UniProtKB Chain 1 1024 . . . ID=PRO_0000366994;Note=Beta-galactosidase B5Z2P7 UniProtKB Active site 462 462 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Active site 538 538 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 103 103 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 202 202 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 202 202 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 417 417 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 419 419 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 462 462 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 462 462 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 538 541 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 598 598 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 602 602 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 605 605 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 605 605 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Binding site 1000 1000 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Site 358 358 . . . Note=Transition state stabilizer;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687 B5Z2P7 UniProtKB Site 392 392 . . . Note=Transition state stabilizer;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01687