LEUC_BURPS
ID LEUC_BURPS Reviewed; 469 AA.
AC Q63JK9;
DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT 25-OCT-2004, sequence version 1.
DT 03-AUG-2022, entry version 97.
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=BPSS1707;
OS Burkholderia pseudomallei (strain K96243).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Burkholderia; pseudomallei group.
OX NCBI_TaxID=272560;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K96243;
RX PubMed=15377794; DOI=10.1073/pnas.0403302101;
RA Holden M.T.G., Titball R.W., Peacock S.J., Cerdeno-Tarraga A.-M.,
RA Atkins T., Crossman L.C., Pitt T., Churcher C., Mungall K.L., Bentley S.D.,
RA Sebaihia M., Thomson N.R., Bason N., Beacham I.R., Brooks K., Brown K.A.,
RA Brown N.F., Challis G.L., Cherevach I., Chillingworth T., Cronin A.,
RA Crossett B., Davis P., DeShazer D., Feltwell T., Fraser A., Hance Z.,
RA Hauser H., Holroyd S., Jagels K., Keith K.E., Maddison M., Moule S.,
RA Price C., Quail M.A., Rabbinowitsch E., Rutherford K., Sanders M.,
RA Simmonds M., Songsivilai S., Stevens K., Tumapa S., Vesaratchavest M.,
RA Whitehead S., Yeats C., Barrell B.G., Oyston P.C.F., Parkhill J.;
RT "Genomic plasticity of the causative agent of melioidosis, Burkholderia
RT pseudomallei.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:14240-14245(2004).
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; BX571966; CAH39181.1; -; Genomic_DNA.
DR RefSeq; WP_004528981.1; NZ_CP009537.1.
DR RefSeq; YP_111713.1; NC_006351.1.
DR AlphaFoldDB; Q63JK9; -.
DR SMR; Q63JK9; -.
DR STRING; 272560.BPSS1707; -.
DR EnsemblBacteria; CAH39181; CAH39181; BPSS1707.
DR GeneID; 56529882; -.
DR KEGG; bps:BPSS1707; -.
DR PATRIC; fig|272560.51.peg.5120; -.
DR eggNOG; COG0065; Bacteria.
DR OMA; CNMSIEM; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000000605; Chromosome 2.
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;
KW Reference proteome.
FT CHAIN 1..469
FT /note="3-isopropylmalate dehydratase large subunit"
FT /id="PRO_0000076733"
FT BINDING 347
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; 50803 MW; 3D13BF73B202E410 CRC64;
MAQTLYDKLW NSHVVHTEED GTALLYIDRQ LLHEVTSPQA FEGLKLAQRP VWRISANLAV
SDHNVPTTDR SHGIADPVSK LQVDTLDANC DAYGITQFKM NDVRQGIVHI IGPEQGATLP
GMTIVCGDSH TSTHGAFGAL AHGIGTSEVE HVLATQTLLQ KKSKNMLVKV EGQLPRGCTA
KDIVLAIIGR IGTAGGTGYA IEFGGSTIRA LTMEGRMTVC NMAIEAGARA GMVAVDDTTV
EYLKGRPFVP TGAEWDQAVE YWKTFRSDEG AQFDRVVELD AAQIVPQVTW GTSPEMVTSI
DGRVPDPERE KDPVKRDAME RALAYMALAP NTPIEAIKVD KIFIGSCTNA RIEDIRAAAY
VVKKLNRRVA PNVRLAMVVP GSGLVKAQAE REGLDKVFTE AGFEWREPGC SMCLAMNADR
LEPGERCAST SNRNFEGRQG QGGRTHLVSP AMAAAAAIEG HFVDIRRLG
