##gff-version 3 Q99PW5 UniProtKB Chain 1 418 . . . ID=PRO_0000208905;Note=Sialidase-3 Q99PW5 UniProtKB Repeat 129 140 . . . Note=BNR 1 Q99PW5 UniProtKB Repeat 201 212 . . . Note=BNR 2 Q99PW5 UniProtKB Repeat 252 263 . . . Note=BNR 3 Q99PW5 UniProtKB Motif 24 27 . . . Note=FRIP motif Q99PW5 UniProtKB Active site 50 50 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Active site 369 369 . . . Note=Nucleophile;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Active site 386 386 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 Q99PW5 UniProtKB Binding site 25 25 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Binding site 45 45 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Binding site 179 179 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Binding site 181 181 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Binding site 223 223 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q99PW5 UniProtKB Binding site 243 243 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 Q99PW5 UniProtKB Binding site 339 339 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250