##gff-version 3 Q5Z7L0 UniProtKB Signal peptide 1 20 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 Q5Z7L0 UniProtKB Chain 21 715 . . . ID=PRO_0000294161;Note=Beta-galactosidase 9 Q5Z7L0 UniProtKB Active site 178 178 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q5Z7L0 UniProtKB Active site 247 247 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q5Z7L0 UniProtKB Sequence conflict 26 26 . . . Note=H->R;Ontology_term=ECO:0000305;evidence=ECO:0000305