LEUC_MOOTA
ID LEUC_MOOTA Reviewed; 421 AA.
AC Q2RG98;
DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 24-JAN-2006, sequence version 1.
DT 03-AUG-2022, entry version 99.
DE RecName: Full=3-isopropylmalate dehydratase large subunit {ECO:0000255|HAMAP-Rule:MF_01027};
DE EC=4.2.1.33 {ECO:0000255|HAMAP-Rule:MF_01027};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000255|HAMAP-Rule:MF_01027};
DE Short=IPMI {ECO:0000255|HAMAP-Rule:MF_01027};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000255|HAMAP-Rule:MF_01027};
GN Name=leuC {ECO:0000255|HAMAP-Rule:MF_01027}; OrderedLocusNames=Moth_2254;
OS Moorella thermoacetica (strain ATCC 39073 / JCM 9320).
OC Bacteria; Firmicutes; Clostridia; Thermoanaerobacterales;
OC Thermoanaerobacteraceae; Moorella group; Moorella.
OX NCBI_TaxID=264732;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 39073 / JCM 9320;
RX PubMed=18631365; DOI=10.1111/j.1462-2920.2008.01679.x;
RA Pierce E., Xie G., Barabote R.D., Saunders E., Han C.S., Detter J.C.,
RA Richardson P., Brettin T.S., Das A., Ljungdahl L.G., Ragsdale S.W.;
RT "The complete genome sequence of Moorella thermoacetica (f. Clostridium
RT thermoaceticum).";
RL Environ. Microbiol. 10:2550-2573(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_01027}.
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_01027};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01027};
CC Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_01027};
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_01027}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000255|HAMAP-
CC Rule:MF_01027}.
CC -!- SIMILARITY: Belongs to the aconitase/IPM isomerase family. LeuC type 2
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_01027}.
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DR EMBL; CP000232; ABC20541.1; -; Genomic_DNA.
DR RefSeq; WP_011393737.1; NC_007644.1.
DR RefSeq; YP_431084.1; NC_007644.1.
DR AlphaFoldDB; Q2RG98; -.
DR SMR; Q2RG98; -.
DR STRING; 264732.Moth_2254; -.
DR EnsemblBacteria; ABC20541; ABC20541; Moth_2254.
DR KEGG; mta:Moth_2254; -.
DR PATRIC; fig|264732.11.peg.2453; -.
DR eggNOG; COG0065; Bacteria.
DR HOGENOM; CLU_006714_3_4_9; -.
DR OMA; GIEHCLL; -.
DR UniPathway; UPA00048; UER00071.
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_01027; LeuC_type2; 1.
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; IPR011826; HAcnase/IPMdehydase_lsu_prok.
DR InterPro; IPR006251; Homoacnase/IPMdehydase_lsu.
DR InterPro; IPR033941; IPMI_cat.
DR InterPro; IPR011823; IsopropMal_deHydtase_lsu_bac.
DR Pfam; PF00330; Aconitase; 1.
DR PRINTS; PR00415; ACONITASE.
DR SUPFAM; SSF53732; SSF53732; 1.
DR TIGRFAMs; TIGR01343; hacA_fam; 1.
DR TIGRFAMs; TIGR02086; IPMI_arch; 1.
DR TIGRFAMs; TIGR02083; LEU2; 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..421
FT /note="3-isopropylmalate dehydratase large subunit"
FT /id="PRO_1000063650"
FT BINDING 300
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01027"
FT BINDING 360
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01027"
FT BINDING 363
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01027"
SQ SEQUENCE 421 AA; 45149 MW; D3016F6B5A351DD1 CRC64;
MGMTITEKIL AAHAGLKAVE PGQLINAKVD LALGNDITAP LAIQEFKKLG VKKVFDPERV
VLVPDHFTPA KDIKSAEQAK ILRDFAREQG LTHYFEIGRM GIEHCLLPEA GLVGPGDLVI
GADSHTCTYG ALGAFATGVG STDLAAAMAT GELWFKVPET ILFRYHGKLK PWVGGKDLIL
YTIGRIGVDG ARYMAMEFTG EAITNLSMEG RFTMANMAIE AGGKNGIFPV DEKTVEYIRG
RLQRDYRIYQ SDPDARYNQE IDIDASKIEP QVALPHLPEN ARSVKEIGEI KIDQVVIGSC
TNGRLEDLRV AAQILKGQKV HPEVRLIVIP GTQQIYAAAL AEGLIATFIE AGAAVSTPTC
GPCLGGHMGI LAKGERALAT TNRNFVGRMG HPESEVYLAG PAVAAASAVK GRIAAPEEVV
K