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LEUD_XANOR
ID   LEUD_XANOR              Reviewed;         215 AA.
AC   Q5H4D0;
DT   10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT   10-JAN-2006, sequence version 2.
DT   25-MAY-2022, entry version 92.
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}; OrderedLocusNames=XOO0937;
OS   Xanthomonas oryzae pv. oryzae (strain KACC10331 / KXO85).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Xanthomonas.
OX   NCBI_TaxID=291331;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KACC10331 / KXO85;
RX   PubMed=15673718; DOI=10.1093/nar/gki206;
RA   Lee B.-M., Park Y.-J., Park D.-S., Kang H.-W., Kim J.-G., Song E.-S.,
RA   Park I.-C., Yoon U.-H., Hahn J.-H., Koo B.-S., Lee G.-B., Kim H.,
RA   Park H.-S., Yoon K.-O., Kim J.-H., Jung C.-H., Koh N.-H., Seo J.-S.,
RA   Go S.-J.;
RT   "The genome sequence of Xanthomonas oryzae pathovar oryzae KACC10331, the
RT   bacterial blight pathogen of rice.";
RL   Nucleic Acids Res. 33:577-586(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   -!- SIMILARITY: Belongs to the LeuD family. LeuD type 1 subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01031}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAW74191.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE013598; AAW74191.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_011257807.1; NC_006834.1.
DR   AlphaFoldDB; Q5H4D0; -.
DR   SMR; Q5H4D0; -.
DR   STRING; 291331.XOO0937; -.
DR   EnsemblBacteria; AAW74191; AAW74191; XOO0937.
DR   KEGG; xoo:XOO0937; -.
DR   HOGENOM; CLU_081378_0_3_6; -.
DR   UniPathway; UPA00048; UER00071.
DR   Proteomes; UP000006735; 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   3: Inferred from homology;
KW   Amino-acid biosynthesis; Branched-chain amino acid biosynthesis;
KW   Leucine biosynthesis; Lyase; Reference proteome.
FT   CHAIN           1..215
FT                   /note="3-isopropylmalate dehydratase small subunit"
FT                   /id="PRO_0000141914"
SQ   SEQUENCE   215 AA;  24280 MW;  ED28082BA5F0373E CRC64;
     MTPFTQHTGL VAPLDRANVD TDQIIPKQFL KSIKRTGFGP NLFDEWRYLD IGEPGRDNST
     RPLNPEFVLN FPRYQGASVL LARENFGCGS SREHAPWALD EYGFRAVIAP SFADIFYNNS
     FKNGLLPIVL AEAEVDALFE QCLANEGYQL TVDLAAQRVR RPDGVEYSFD IDAFRKHCLL
     NGLDDIGLTL QEADAIGRFE QDHRARQPWL FGALQ
 
 
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