##gff-version 3 Q9ERQ8 UniProtKB Chain 1 264 . . . ID=PRO_0000077432;Note=Carbonic anhydrase 7 Q9ERQ8 UniProtKB Domain 5 262 . . . Note=Alpha-carbonic anhydrase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01134 Q9ERQ8 UniProtKB Active site 66 66 . . . Note=Proton donor/acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P00918 Q9ERQ8 UniProtKB Binding site 96 96 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P43166 Q9ERQ8 UniProtKB Binding site 98 98 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P43166 Q9ERQ8 UniProtKB Binding site 121 121 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P43166 Q9ERQ8 UniProtKB Binding site 201 202 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P00918