##gff-version 3 P10424 UniProtKB Signal peptide 1 43 . . . Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2991192;Dbxref=PMID:2991192 P10424 UniProtKB Chain 44 306 . . . ID=PRO_0000016971;Note=Beta-lactamase 1 P10424 UniProtKB Active site 89 89 . . . Note=Acyl-ester intermediate;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10101 P10424 UniProtKB Active site 185 185 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 P10424 UniProtKB Binding site 251 253 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250