ID   LEUC_NEIM0              Reviewed;         469 AA.
AC   A9LZF7;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 87.
DE   RecName: Full=3-isopropylmalate dehydratase large subunit {ECO:0000255|HAMAP-Rule:MF_01026};
DE            EC=4.2.1.33 {ECO:0000255|HAMAP-Rule:MF_01026};
DE   AltName: Full=Alpha-IPM isomerase {ECO:0000255|HAMAP-Rule:MF_01026};
DE            Short=IPMI {ECO:0000255|HAMAP-Rule:MF_01026};
DE   AltName: Full=Isopropylmalate isomerase {ECO:0000255|HAMAP-Rule:MF_01026};
GN   Name=leuC {ECO:0000255|HAMAP-Rule:MF_01026}; OrderedLocusNames=NMCC_1159;
OS   Neisseria meningitidis serogroup C (strain 053442).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC   Neisseria.
OX   NCBI_TaxID=374833;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=053442;
RX   PubMed=18031983; DOI=10.1016/j.ygeno.2007.10.004;
RA   Peng J., Yang L., Yang F., Yang J., Yan Y., Nie H., Zhang X., Xiong Z.,
RA   Jiang Y., Cheng F., Xu X., Chen S., Sun L., Li W., Shen Y., Shao Z.,
RA   Liang X., Xu J., Jin Q.;
RT   "Characterization of ST-4821 complex, a unique Neisseria meningitidis
RT   clone.";
RL   Genomics 91:78-87(2008).
CC   -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC       isopropylmalate, via the formation of 2-isopropylmaleate.
CC       {ECO:0000255|HAMAP-Rule:MF_01026}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(2R,3S)-3-isopropylmalate = (2S)-2-isopropylmalate;
CC         Xref=Rhea:RHEA:32287, ChEBI:CHEBI:1178, ChEBI:CHEBI:35121;
CC         EC=4.2.1.33; Evidence={ECO:0000255|HAMAP-Rule:MF_01026};
CC   -!- COFACTOR:
CC       Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01026};
CC       Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000255|HAMAP-
CC       Rule:MF_01026};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC       from 3-methyl-2-oxobutanoate: step 2/4. {ECO:0000255|HAMAP-
CC       Rule:MF_01026}.
CC   -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000255|HAMAP-
CC       Rule:MF_01026}.
CC   -!- SIMILARITY: Belongs to the aconitase/IPM isomerase family. LeuC type 1
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01026}.
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DR   EMBL; CP000381; ABX73333.1; -; Genomic_DNA.
DR   RefSeq; WP_012221696.1; NC_010120.1.
DR   AlphaFoldDB; A9LZF7; -.
DR   SMR; A9LZF7; -.
DR   EnsemblBacteria; ABX73333; ABX73333; NMCC_1159.
DR   KEGG; nmn:NMCC_1159; -.
DR   HOGENOM; CLU_006714_3_4_4; -.
DR   OMA; CNMSIEM; -.
DR   UniPathway; UPA00048; UER00071.
DR   Proteomes; UP000001177; Chromosome.
DR   GO; GO:0003861; F:3-isopropylmalate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd01583; IPMI; 1.
DR   Gene3D; 3.30.499.10; -; 2.
DR   HAMAP; MF_01026; LeuC_type1; 1.
DR   InterPro; IPR004430; 3-IsopropMal_deHydase_lsu.
DR   InterPro; IPR015931; Acnase/IPM_dHydase_lsu_aba_1/3.
DR   InterPro; IPR001030; Acoase/IPM_deHydtase_lsu_aba.
DR   InterPro; IPR018136; Aconitase_4Fe-4S_BS.
DR   InterPro; IPR036008; Aconitase_4Fe-4S_dom.
DR   InterPro; IPR033941; IPMI_cat.
DR   Pfam; PF00330; Aconitase; 1.
DR   PRINTS; PR00415; ACONITASE.
DR   SUPFAM; SSF53732; SSF53732; 1.
DR   TIGRFAMs; TIGR00170; leuC; 1.
DR   PROSITE; PS00450; ACONITASE_1; 1.
DR   PROSITE; PS01244; ACONITASE_2; 1.
PE   3: Inferred from homology;
KW   4Fe-4S; Amino-acid biosynthesis; Branched-chain amino acid biosynthesis;
KW   Iron; Iron-sulfur; Leucine biosynthesis; Lyase; Metal-binding.
FT   CHAIN           1..469
FT                   /note="3-isopropylmalate dehydratase large subunit"
FT                   /id="PRO_1000084218"
FT   BINDING         349
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01026"
FT   BINDING         410
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01026"
FT   BINDING         413
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01026"
SQ   SEQUENCE   469 AA;  50836 MW;  DC7B72E0186B6ABF CRC64;
     MTAQTLYDKL WNNHVVREEE DGTVLLYIDR HLVHEVTSPQ AFEGLKMAGR KLWRIDSVVS
     TADHNTPTGD WDKGIQDPIS KLQVDILDKN IKEFGALAYF PFMDKGQGIV HVMGPEQGAT
     LPGMTVVCGD SHTSTHGAFG ALAHGIGTSE VEHTMATQCI TAKKSKSMLI AVDGKLKAGV
     TAKDVALYII GQIGTAGGTG YAIEFGGEAI RSLSMEGRMT LCNMAIEAGA RSGMVAVDQT
     TIDYVKDKPF APKGEAWDKA VEYWRTLVSD EGAVFDKEYR FNAEDIEPQV TWGTSPEMVL
     DISSKVPNPA EETDPVKRSG MERALEYMGL EAGTPLNEIP VDIVFIGSCT NSRIEDLREA
     AAIAKDRKKA ANVQRVLIVP GSGLVKEQAE KEGLDKIFIE AGFEWREPGC SMCLAMNADR
     LTPGQRCAST SNRNFEGRQG NGGRTHLVSP AMAAAAAVTG RFTDIRMMA