##gff-version 3 P0A921 UniProtKB Signal peptide 1 20 . . . Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:6397464,ECO:0000269|PubMed:7556153;Dbxref=PMID:6397464,PMID:7556153 P0A921 UniProtKB Chain 21 289 . . . ID=PRO_0000021983;Note=Phospholipase A1 P0A921 UniProtKB Topological domain 21 52 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 53 65 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 66 84 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 85 99 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 100 105 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 106 118 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 119 128 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 129 148 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 149 150 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 151 164 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 165 173 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 174 186 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 187 188 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 189 198 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 199 216 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 217 223 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 224 225 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 226 234 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 235 241 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 242 250 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 251 255 . . . Note=Periplasmic P0A921 UniProtKB Transmembrane 256 265 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 266 274 . . . Note=Extracellular P0A921 UniProtKB Transmembrane 275 286 . . . Note=Beta stranded P0A921 UniProtKB Topological domain 287 289 . . . Note=Periplasmic P0A921 UniProtKB Active site 162 162 . . . Note=Proton acceptor;Ontology_term=ECO:0000305;evidence=ECO:0000305 P0A921 UniProtKB Active site 164 164 . . . Note=Nucleophile;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2040286;Dbxref=PMID:2040286 P0A921 UniProtKB Binding site 126 126 . . . Note=In dimeric form P0A921 UniProtKB Binding site 167 167 . . . Note=In dimeric form P0A921 UniProtKB Binding site 172 172 . . . Note=In dimeric form P0A921 UniProtKB Binding site 204 204 . . . Note=In monomeric form P0A921 UniProtKB Mutagenesis 172 172 . . . Note=Inactive protein. S->F;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:8300539;Dbxref=PMID:8300539 P0A921 UniProtKB Sequence conflict 14 15 . . . Note=LP->FA;Ontology_term=ECO:0000305;evidence=ECO:0000305 P0A921 UniProtKB Sequence conflict 30 33 . . . Note=DAPA->MTRQ;Ontology_term=ECO:0000305;evidence=ECO:0000305 P0A921 UniProtKB Helix 38 43 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 52 54 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 59 67 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Turn 70 75 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Helix 77 81 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 84 99 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Turn 100 102 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 106 118 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Helix 123 125 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 129 148 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 151 164 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 169 171 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1ILZ P0A921 UniProtKB Beta strand 174 186 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 189 200 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Helix 208 212 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 214 223 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 226 234 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Turn 236 238 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 241 252 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 255 265 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Helix 269 271 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6 P0A921 UniProtKB Beta strand 275 285 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:1QD6