##gff-version 3 P44570 UniProtKB Chain 1 241 . . . ID=PRO_0000058363;Note=Phosphatidylglycerophosphatase B P44570 UniProtKB Transmembrane 1 21 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 22 52 . . . Note=Periplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Transmembrane 53 62 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 63 67 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Transmembrane 68 91 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 92 158 . . . Note=Periplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Transmembrane 159 173 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 174 184 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Transmembrane 185 204 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 205 210 . . . Note=Periplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Transmembrane 211 235 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Topological domain 236 241 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Region 94 102 . . . Note=Phosphatase sequence motif I;Ontology_term=ECO:0000305;evidence=ECO:0000305 P44570 UniProtKB Region 157 160 . . . Note=Phosphatase sequence motif II;Ontology_term=ECO:0000305;evidence=ECO:0000305 P44570 UniProtKB Region 202 213 . . . Note=Phosphatase sequence motif III;Ontology_term=ECO:0000305;evidence=ECO:0000305 P44570 UniProtKB Active site 160 160 . . . Note=Proton donor%3B for a subset of substrates;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Active site 209 209 . . . Note=Nucleophile;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924 P44570 UniProtKB Site 213 213 . . . Note=Stabilizes the active site histidine for nucleophilic attack;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P0A924