ID   LEUD_CORGL              Reviewed;         197 AA.
AC   Q8NQV7;
DT   19-SEP-2002, integrated into UniProtKB/Swiss-Prot.
DT   19-SEP-2002, sequence version 1.
DT   03-AUG-2022, entry version 112.
DE   RecName: Full=3-isopropylmalate dehydratase small subunit {ECO:0000255|HAMAP-Rule:MF_01031};
DE            EC=4.2.1.33 {ECO:0000255|HAMAP-Rule:MF_01031};
DE   AltName: Full=Alpha-IPM isomerase {ECO:0000255|HAMAP-Rule:MF_01031};
DE            Short=IPMI {ECO:0000255|HAMAP-Rule:MF_01031};
DE   AltName: Full=Isopropylmalate isomerase {ECO:0000255|HAMAP-Rule:MF_01031};
GN   Name=leuD {ECO:0000255|HAMAP-Rule:MF_01031};
GN   OrderedLocusNames=Cgl1316, cg1488;
OS   Corynebacterium glutamicum (strain ATCC 13032 / DSM 20300 / BCRC 11384 /
OS   JCM 1318 / LMG 3730 / NCIMB 10025).
OC   Bacteria; Actinobacteria; Corynebacteriales; Corynebacteriaceae;
OC   Corynebacterium.
OX   NCBI_TaxID=196627;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB
RC   10025;
RX   PubMed=12743753; DOI=10.1007/s00253-003-1328-1;
RA   Ikeda M., Nakagawa S.;
RT   "The Corynebacterium glutamicum genome: features and impacts on
RT   biotechnological processes.";
RL   Appl. Microbiol. Biotechnol. 62:99-109(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB
RC   10025;
RX   PubMed=12948626; DOI=10.1016/s0168-1656(03)00154-8;
RA   Kalinowski J., Bathe B., Bartels D., Bischoff N., Bott M., Burkovski A.,
RA   Dusch N., Eggeling L., Eikmanns B.J., Gaigalat L., Goesmann A.,
RA   Hartmann M., Huthmacher K., Kraemer R., Linke B., McHardy A.C., Meyer F.,
RA   Moeckel B., Pfefferle W., Puehler A., Rey D.A., Rueckert C., Rupp O.,
RA   Sahm H., Wendisch V.F., Wiegraebe I., Tauch A.;
RT   "The complete Corynebacterium glutamicum ATCC 13032 genome sequence and its
RT   impact on the production of L-aspartate-derived amino acids and vitamins.";
RL   J. Biotechnol. 104:5-25(2003).
RN   [3]
RP   INDUCTION.
RC   STRAIN=ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB
RC   10025;
RX   PubMed=16179344; DOI=10.1074/jbc.m508693200;
RA   Wennerhold J., Krug A., Bott M.;
RT   "The AraC-type regulator RipA represses aconitase and other iron proteins
RT   from Corynebacterium under iron limitation and is itself repressed by
RT   DtxR.";
RL   J. Biol. Chem. 280:40500-40508(2005).
CC   -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC       isopropylmalate, via the formation of 2-isopropylmaleate.
CC       {ECO:0000255|HAMAP-Rule:MF_01031}.
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_01031};
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_01031}.
CC   -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000255|HAMAP-
CC       Rule:MF_01031}.
CC   -!- INDUCTION: Repressed by RipA. {ECO:0000269|PubMed:16179344}.
CC   -!- SIMILARITY: Belongs to the LeuD family. LeuD type 1 subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01031}.
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DR   EMBL; BA000036; BAB98709.1; -; Genomic_DNA.
DR   EMBL; BX927151; CAF20015.1; -; Genomic_DNA.
DR   RefSeq; NP_600537.1; NC_003450.3.
DR   RefSeq; WP_011014282.1; NC_006958.1.
DR   AlphaFoldDB; Q8NQV7; -.
DR   SMR; Q8NQV7; -.
DR   STRING; 196627.cg1488; -.
DR   World-2DPAGE; 0001:Q8NQV7; -.
DR   KEGG; cgb:cg1488; -.
DR   KEGG; cgl:Cgl1316; -.
DR   PATRIC; fig|196627.13.peg.1288; -.
DR   eggNOG; COG0066; Bacteria.
DR   HOGENOM; CLU_081378_0_1_11; -.
DR   OMA; AFTTHTG; -.
DR   UniPathway; UPA00048; UER00071.
DR   Proteomes; UP000000582; Chromosome.
DR   GO; GO:0009316; C:3-isopropylmalate dehydratase complex; IEA:InterPro.
DR   GO; GO:0003861; F:3-isopropylmalate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd01577; IPMI_Swivel; 1.
DR   Gene3D; 3.20.19.10; -; 1.
DR   HAMAP; MF_01031; LeuD_type1; 1.
DR   InterPro; IPR004431; 3-IsopropMal_deHydase_ssu.
DR   InterPro; IPR015928; Aconitase/3IPM_dehydase_swvl.
DR   InterPro; IPR000573; AconitaseA/IPMdHydase_ssu_swvl.
DR   InterPro; IPR033940; IPMI_Swivel.
DR   Pfam; PF00694; Aconitase_C; 1.
DR   TIGRFAMs; TIGR00171; leuD; 1.
PE   2: Evidence at transcript level;
KW   Amino-acid biosynthesis; Branched-chain amino acid biosynthesis;
KW   Leucine biosynthesis; Lyase; Reference proteome.
FT   CHAIN           1..197
FT                   /note="3-isopropylmalate dehydratase small subunit"
FT                   /id="PRO_0000141815"
SQ   SEQUENCE   197 AA;  22199 MW;  C211AFB78EBBEF93 CRC64;
     MEKFTTYTGV GVPLQRSNVD TDQIIPAVYL KRVTRTGFED GLFSNWRQND PNFVLNTDTY
     KNGSVLVAGP DFGTGSSREH AVWALMDYGF RAVFSSRFAD IFRGNSGKAG MLTGIMEQSD
     IELLWKLMEQ TPGLELTVNL EKQIVTAGDV VISFEVDPYI RWRLMEGLDD AGLTLRKLDE
     IEDYEAKRPA FKPRTNA