##gff-version 3 O07293 UniProtKB Signal peptide 1 33 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 O07293 UniProtKB Chain 34 275 . . . ID=PRO_0000017033;Note=Beta-lactamase OXA-18 O07293 UniProtKB Active site 65 65 . . . Note=Acyl-ester intermediate;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10103 O07293 UniProtKB Binding site 210 212 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O07293 UniProtKB Modified residue 68 68 . . . Note=N6-carboxylysine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P13661