ID LIAS_DROGR Reviewed; 364 AA. AC B4J3F3; DT 05-OCT-2010, integrated into UniProtKB/Swiss-Prot. DT 23-SEP-2008, sequence version 1. DT 24-JAN-2024, entry version 79. DE RecName: Full=Lipoyl synthase, mitochondrial {ECO:0000255|HAMAP-Rule:MF_03123}; DE EC=2.8.1.8 {ECO:0000255|HAMAP-Rule:MF_03123}; DE AltName: Full=Lipoate synthase {ECO:0000255|HAMAP-Rule:MF_03123}; DE Short=LS {ECO:0000255|HAMAP-Rule:MF_03123}; DE Short=Lip-syn {ECO:0000255|HAMAP-Rule:MF_03123}; DE AltName: Full=Lipoic acid synthase {ECO:0000255|HAMAP-Rule:MF_03123}; GN Name=Las {ECO:0000255|HAMAP-Rule:MF_03123}; ORFNames=GH16746; OS Drosophila grimshawi (Hawaiian fruit fly) (Idiomyia grimshawi). OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota; OC Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea; OC Drosophilidae; Drosophila; Hawaiian Drosophila. OX NCBI_TaxID=7222; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Tucson 15287-2541.00; RX PubMed=17994087; DOI=10.1038/nature06341; RG Drosophila 12 genomes consortium; RT "Evolution of genes and genomes on the Drosophila phylogeny."; RL Nature 450:203-218(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_03123}. 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_03123}; CC -!- COFACTOR: CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; CC Evidence={ECO:0000255|HAMAP-Rule:MF_03123}; 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_03123}; 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_03123}. CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000255|HAMAP-Rule:MF_03123}. CC -!- MISCELLANEOUS: This protein may be expected to contain an N-terminal CC transit peptide but none has been predicted. {ECO:0000255|HAMAP- CC Rule:MF_03123}. CC -!- SIMILARITY: Belongs to the radical SAM superfamily. Lipoyl synthase CC family. {ECO:0000255|HAMAP-Rule:MF_03123}. 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; CH916366; EDV97252.1; -; Genomic_DNA. DR RefSeq; XP_001984904.1; XM_001984868.1. DR AlphaFoldDB; B4J3F3; -. DR SMR; B4J3F3; -. DR STRING; 7222.B4J3F3; -. DR EnsemblMetazoa; FBtr0152160; FBpp0150652; FBgn0124217. DR GeneID; 6556978; -. DR KEGG; dgr:6556978; -. DR eggNOG; KOG2672; Eukaryota. DR HOGENOM; CLU_033144_2_0_1; -. DR InParanoid; B4J3F3; -. DR OMA; PYCDIDF; -. DR OrthoDB; 575at2759; -. DR PhylomeDB; B4J3F3; -. DR UniPathway; UPA00538; UER00593. DR ChiTaRS; Las; fly. DR Proteomes; UP000001070; Unassembled WGS sequence. DR GO; GO:0005739; C:mitochondrion; 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; Iron; Iron-sulfur; Metal-binding; Mitochondrion; KW Reference proteome; S-adenosyl-L-methionine; Transferase. FT CHAIN 1..364 FT /note="Lipoyl synthase, mitochondrial" FT /id="PRO_0000398218" FT DOMAIN 115..334 FT /note="Radical SAM core" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01266" FT REGION 34..53 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT BINDING 99 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03123" FT BINDING 104 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03123" FT BINDING 110 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03123" FT BINDING 130 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_03123" FT BINDING 134 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_03123" FT BINDING 137 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_03123" FT BINDING 345 FT /ligand="[4Fe-4S] cluster" FT /ligand_id="ChEBI:CHEBI:49883" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03123" SQ SEQUENCE 364 AA; 41106 MW; 818C9B89D4E8459D CRC64; MLRRLNSPTA ILVRTASTRT EKLEEIRDRL SKGPNFQDFI QNSDNSKDDF ENYDGKLRRE KGETQQLRLP PWLKTTIPMG KNYAKIKSQL RDLKLSTVCE EARCPNIGEC WGGGEHGTQT ATIMLMGDTC TRGCRFCSVK TARAPPPLDV NEPVNTAKAI SSWGLDYIVL TSVDRDDLPD GGSKHIAETV REIKARNSNI FVECLVPDFR GNLECVQTIA GCGLDVYAHN IETVEKLTPF VRDRRAHYRQ TLKVLNEAKQ FNPNLITKSS LMLGLGETDA EVEQTMLDLR EAGVECLTLG QYMQPTKRHL KVIEYVTPEK FKHWEQRGNE LGFLYTASGP LVRSSYKAGE FFITSILANR RKSV //