##gff-version 3 Q9ZGI3 UniProtKB Chain 1 1562 . . . ID=PRO_0000436359;Note=Narbonolide/10-deoxymethynolide synthase PikA3%2C module 5 Q9ZGI3 UniProtKB Domain 34 464 . . . Note=Ketosynthase family 3 (KS3);Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01348 Q9ZGI3 UniProtKB Domain 1403 1478 . . . Note=Carrier;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00258 Q9ZGI3 UniProtKB Region 37 1475 . . . Note=Module 5;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q9ZGI3 UniProtKB Region 565 866 . . . Note=Acyltransferase;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q9ZGI3 UniProtKB Region 1116 1293 . . . Note=Beta-ketoacyl reductase;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q9ZGI3 UniProtKB Region 1519 1548 . . . Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q9ZGI3 UniProtKB Active site 209 209 . . . Note=Acyl-thioester intermediate%3B for beta-ketoacyl synthase activity;Ontology_term=ECO:0000255,ECO:0000305;evidence=ECO:0000255|PROSITE-ProRule:PRU01348,ECO:0000305|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Active site 344 344 . . . Note=For beta-ketoacyl synthase activity;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01348 Q9ZGI3 UniProtKB Active site 384 384 . . . Note=For beta-ketoacyl synthase activity;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01348 Q9ZGI3 UniProtKB Active site 655 655 . . . Note=Acyl-ester intermediate%3B for acyltransferase activity;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03133 Q9ZGI3 UniProtKB Active site 1263 1263 . . . Note=Acyl-ester intermediate%3B for beta-ketoacyl reductase activity;Ontology_term=ECO:0000250,ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03132,ECO:0000250|UniProtKB:Q9ZGI4 Q9ZGI3 UniProtKB Binding site 1124 1127 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03131 Q9ZGI3 UniProtKB Binding site 1147 1150 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03131 Q9ZGI3 UniProtKB Binding site 1176 1177 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03131 Q9ZGI3 UniProtKB Binding site 1226 1226 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03131 Q9ZGI3 UniProtKB Binding site 1248 1249 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q03131 Q9ZGI3 UniProtKB Modified residue 1438 1438 . . . Note=O-(pantetheine 4'-phosphoryl)serine;Ontology_term=ECO:0000255,ECO:0000305;evidence=ECO:0000255|PROSITE-ProRule:PRU00258,ECO:0000305|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 735 735 . . . Note=Exhibits 10-fold reduced formation of the 10-deoxymethynolide macrolactone. E->A;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 747 747 . . . Note=Exhibits 5-fold reduced formation of the 10-deoxymethynolide macrolactone. R->A;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 766 766 . . . Note=Exhibits a reduced formation of the 10-deoxymethynolide macrolactone. E->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 768 768 . . . Note=Exhibits a reduced formation of the 10-deoxymethynolide macrolactone. E->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 1133 1133 . . . Note=Exhibits 14-fold reduced formation of the 10-deoxymethynolide macrolactone. R->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 1137 1137 . . . Note=Exhibits 2-fold reduced formation of the 10-deoxymethynolide macrolactone. H->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Mutagenesis 1308 1308 . . . Note=Exhibits 8-fold reduced formation of the 10-deoxymethynolide macrolactone. R->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:24965656;Dbxref=PMID:24965656 Q9ZGI3 UniProtKB Helix 1544 1546 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:3F5H Q9ZGI3 UniProtKB Helix 1549 1557 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:3F5H Q9ZGI3 UniProtKB Helix 1559 1562 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:3F5H