ID LIPA_FRACC Reviewed; 333 AA. AC Q2J897; DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot. DT 07-MAR-2006, sequence version 1. DT 27-MAR-2024, entry version 103. DE RecName: Full=Lipoyl synthase {ECO:0000255|HAMAP-Rule:MF_00206}; DE EC=2.8.1.8 {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lip-syn {ECO:0000255|HAMAP-Rule:MF_00206}; DE Short=LS {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lipoate synthase {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lipoic acid synthase {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Sulfur insertion protein LipA {ECO:0000255|HAMAP-Rule:MF_00206}; GN Name=lipA {ECO:0000255|HAMAP-Rule:MF_00206}; GN OrderedLocusNames=Francci3_3138; OS Frankia casuarinae (strain DSM 45818 / CECT 9043 / HFP020203 / CcI3). OC Bacteria; Actinomycetota; Actinomycetes; Frankiales; Frankiaceae; Frankia. OX NCBI_TaxID=106370; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=DSM 45818 / CECT 9043 / HFP020203 / CcI3; RX PubMed=17151343; DOI=10.1101/gr.5798407; RA Normand P., Lapierre P., Tisa L.S., Gogarten J.P., Alloisio N., RA Bagnarol E., Bassi C.A., Berry A.M., Bickhart D.M., Choisne N., Couloux A., RA Cournoyer B., Cruveiller S., Daubin V., Demange N., Francino M.P., RA Goltsman E., Huang Y., Kopp O.R., Labarre L., Lapidus A., Lavire C., RA Marechal J., Martinez M., Mastronunzio J.E., Mullin B.C., Niemann J., RA Pujic P., Rawnsley T., Rouy Z., Schenowitz C., Sellstedt A., Tavares F., RA Tomkins J.P., Vallenet D., Valverde C., Wall L.G., Wang Y., Medigue C., RA Benson D.R.; RT "Genome characteristics of facultatively symbiotic Frankia sp. strains RT reflect host range and host plant biogeography."; RL Genome Res. 17:7-15(2007). CC -!- FUNCTION: Catalyzes the radical-mediated insertion of two sulfur atoms CC into the C-6 and C-8 positions of the octanoyl moiety bound to the CC lipoyl domains of lipoate-dependent enzymes, thereby converting the CC octanoylated domains into lipoylated derivatives. {ECO:0000255|HAMAP- CC Rule:MF_00206}. CC -!- CATALYTIC ACTIVITY: CC Reaction=[[Fe-S] cluster scaffold protein carrying a second [4Fe- CC 4S](2+) cluster] + 4 H(+) + N(6)-octanoyl-L-lysyl-[protein] + 2 CC oxidized [2Fe-2S]-[ferredoxin] + 2 S-adenosyl-L-methionine = 2 5'- CC deoxyadenosine + [[Fe-S] cluster scaffold protein] + 4 Fe(3+) + 2 CC hydrogen sulfide + 2 L-methionine + N(6)-[(R)-dihydrolipoyl]-L-lysyl- CC [protein] + 2 reduced [2Fe-2S]-[ferredoxin]; Xref=Rhea:RHEA:16585, CC Rhea:RHEA-COMP:9928, Rhea:RHEA-COMP:10000, Rhea:RHEA-COMP:10001, CC Rhea:RHEA-COMP:10475, Rhea:RHEA-COMP:14568, Rhea:RHEA-COMP:14569, CC ChEBI:CHEBI:15378, ChEBI:CHEBI:17319, ChEBI:CHEBI:29034, CC ChEBI:CHEBI:29919, ChEBI:CHEBI:33722, ChEBI:CHEBI:33737, CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57844, ChEBI:CHEBI:59789, CC ChEBI:CHEBI:78809, ChEBI:CHEBI:83100; EC=2.8.1.8; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00206}; CC -!- COFACTOR: CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00206}; CC Note=Binds 2 [4Fe-4S] clusters per subunit. One cluster is coordinated CC with 3 cysteines and an exchangeable S-adenosyl-L-methionine. CC {ECO:0000255|HAMAP-Rule:MF_00206}; CC -!- PATHWAY: Protein modification; protein lipoylation via endogenous CC pathway; protein N(6)-(lipoyl)lysine from octanoyl-[acyl-carrier- CC protein]: step 2/2. {ECO:0000255|HAMAP-Rule:MF_00206}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00206}. CC -!- SIMILARITY: Belongs to the radical SAM superfamily. Lipoyl synthase CC family. {ECO:0000255|HAMAP-Rule:MF_00206}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000249; ABD12495.1; -; Genomic_DNA. DR RefSeq; WP_011437523.1; NZ_MSEA01000231.1. DR AlphaFoldDB; Q2J897; -. DR SMR; Q2J897; -. DR STRING; 106370.Francci3_3138; -. DR KEGG; fra:Francci3_3138; -. DR eggNOG; COG0320; Bacteria. DR HOGENOM; CLU_033144_2_1_11; -. DR OrthoDB; 9787898at2; -. DR PhylomeDB; Q2J897; -. DR UniPathway; UPA00538; UER00593. DR Proteomes; UP000001937; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule. DR GO; GO:0016992; F:lipoate synthase activity; IEA:UniProtKB-UniRule. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR CDD; cd01335; Radical_SAM; 1. DR Gene3D; 3.20.20.70; Aldolase class I; 1. DR HAMAP; MF_00206; Lipoyl_synth; 1. DR InterPro; IPR013785; Aldolase_TIM. DR InterPro; IPR006638; Elp3/MiaA/NifB-like_rSAM. DR InterPro; IPR031691; LIAS_N. DR InterPro; IPR003698; Lipoyl_synth. DR InterPro; IPR007197; rSAM. DR NCBIfam; TIGR00510; lipA; 1. DR PANTHER; PTHR10949; LIPOYL SYNTHASE; 1. DR PANTHER; PTHR10949:SF0; LIPOYL SYNTHASE, MITOCHONDRIAL; 1. DR Pfam; PF16881; LIAS_N; 1. DR Pfam; PF04055; Radical_SAM; 1. DR PIRSF; PIRSF005963; Lipoyl_synth; 1. DR SFLD; SFLDF00271; lipoyl_synthase; 1. DR SFLD; SFLDG01058; lipoyl_synthase_like; 1. DR SMART; SM00729; Elp3; 1. DR SUPFAM; SSF102114; Radical SAM enzymes; 1. DR PROSITE; PS51918; RADICAL_SAM; 1. PE 3: Inferred from homology; KW 4Fe-4S; Cytoplasm; Iron; Iron-sulfur; Metal-binding; Reference proteome; KW S-adenosyl-L-methionine; Transferase. FT CHAIN 1..333 FT /note="Lipoyl synthase" FT /id="PRO_1000012224" FT DOMAIN 68..282 FT /note="Radical SAM core" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01266" FT REGION 301..333 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT BINDING 56 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 61 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 67 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 82 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="2" FT /ligand_note="4Fe-4S-S-AdoMet" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 86 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="2" FT /ligand_note="4Fe-4S-S-AdoMet" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 89 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="2" FT /ligand_note="4Fe-4S-S-AdoMet" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" FT BINDING 293 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00206" SQ SEQUENCE 333 AA; 37294 MW; 6D3C9154046809A6 CRC64; MTAVAPEGRP LLRIEARNAQ TPIERKPSWI RTRLRTGPQY QDVKGLVQSA GLHTVCEEAG CPNIYECWED REATFLIGGE VCTRRCDFCQ IDSGRPAPLD HDEPRRVAES VATMGLRYAT VTGVARDDLA DGGSWLYAET VRQIHARSAD TGVEVLIPDF GGRPDQLGEV FEAAPEVLAH NLETVPRIFR RIRPAFRYER SLDVLRQARQ AGLVTKSNLI LGLGETAEEI HTALRDLRSA GCELLTVTQY LRPTPRHHPV ERWVRPEEFL DWGRVGAELG FSGVMSGPLV RSSYRASRLY QQAMTARDQD RSEMSVPPES VSENSHGQRP SPW //