ID LIPA1_THEVB Reviewed; 298 AA. AC Q8DL83; DT 10-MAY-2004, integrated into UniProtKB/Swiss-Prot. DT 10-MAY-2004, sequence version 2. DT 27-MAR-2024, entry version 123. DE RecName: Full=Lipoyl synthase 1 {ECO:0000255|HAMAP-Rule:MF_00206}; DE EC=2.8.1.8 {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lip-syn 1 {ECO:0000255|HAMAP-Rule:MF_00206}; DE Short=LS 1 {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lipoate synthase 1 {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Lipoic acid synthase 1 {ECO:0000255|HAMAP-Rule:MF_00206}; DE AltName: Full=Sulfur insertion protein LipA 1 {ECO:0000255|HAMAP-Rule:MF_00206}; GN Name=lipA1 {ECO:0000255|HAMAP-Rule:MF_00206}; GN OrderedLocusNames=tlr0613; OS Thermosynechococcus vestitus (strain NIES-2133 / IAM M-273 / BP-1). OC Bacteria; Cyanobacteriota; Cyanophyceae; Acaryochloridales; OC Thermosynechococcaceae; Thermosynechococcus. OX NCBI_TaxID=197221; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=NIES-2133 / IAM M-273 / BP-1; RX PubMed=12240834; DOI=10.1093/dnares/9.4.123; RA Nakamura Y., Kaneko T., Sato S., Ikeuchi M., Katoh H., Sasamoto S., RA Watanabe A., Iriguchi M., Kawashima K., Kimura T., Kishida Y., Kiyokawa C., RA Kohara M., Matsumoto M., Matsuno A., Nakazaki N., Shimpo S., Sugimoto M., RA Takeuchi C., Yamada M., Tabata S.; RT "Complete genome structure of the thermophilic cyanobacterium RT Thermosynechococcus elongatus BP-1."; RL DNA Res. 9:123-130(2002). 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 -!- SEQUENCE CAUTION: CC Sequence=BAC08165.1; Type=Erroneous initiation; Evidence={ECO:0000305}; 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; BA000039; BAC08165.1; ALT_INIT; Genomic_DNA. DR RefSeq; NP_681403.1; NC_004113.1. DR AlphaFoldDB; Q8DL83; -. DR SMR; Q8DL83; -. DR STRING; 197221.gene:10747203; -. DR EnsemblBacteria; BAC08165; BAC08165; BAC08165. DR KEGG; tel:tlr0613; -. DR PATRIC; fig|197221.4.peg.652; -. DR eggNOG; COG0320; Bacteria. DR UniPathway; UPA00538; UER00593. DR Proteomes; UP000000440; 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; SFLDS00029; Radical_SAM; 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..298 FT /note="Lipoyl synthase 1" FT /id="PRO_0000102368" FT DOMAIN 46..263 FT /note="Radical SAM core" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01266" FT BINDING 34 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 39 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 45 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 60 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 64 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 67 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 274 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 298 AA; 33622 MW; FEF1B29E2563BD24 CRC64; MVVKPEWLRV KAPQWQRVGS VKELLRDLNL NTVCEEASCP NIGECFYQGT ATFLMMGPAC TRACPYCDID FEKKPLPLDP TEPQRLAEAV VRMRLNHVVI TSVNRDDLAD GGASQFVATI EAVRQRSPQT TIEVLIPDLC GNWQALDQIL AAGPEVLNHN TETVPRLYRR VRPQGNYQRS LELLQRVRDR APWIYSKSGI MVGLGETSEE VVALMQDLRQ VGCDILTIGQ YLQPSPKHLA VQAFIPPEQF EEWRRLGESM GFLQVVSSPL TRSSYHAEQV RALMQQYPRQ RPAPSPLG //