##gff-version 3 Q8H7L6 UniProtKB Chain 1 489 . . . ID=PRO_0000419907;Note=Probable apyrase 1 Q8H7L6 UniProtKB Topological domain 1 28 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8H7L6 UniProtKB Transmembrane 29 49 . . . Note=Helical%3B Signal-anchor for type II membrane protein;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8H7L6 UniProtKB Topological domain 50 489 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8H7L6 UniProtKB Active site 211 211 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q8H7L6 UniProtKB Binding site 89 99 . . . Ontology_term=ECO:0000305;evidence=ECO:0000305 Q8H7L6 UniProtKB Binding site 235 245 . . . Ontology_term=ECO:0000305;evidence=ECO:0000305