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LEUD_GLUDA
ID   LEUD_GLUDA              Reviewed;         207 AA.
AC   A9HS54; B5ZL66;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   25-MAY-2022, entry version 78.
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=GDI3086, Gdia_3281;
OS   Gluconacetobacter diazotrophicus (strain ATCC 49037 / DSM 5601 / CCUG 37298
OS   / CIP 103539 / LMG 7603 / PAl5).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC   Acetobacteraceae; Gluconacetobacter.
OX   NCBI_TaxID=272568;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 49037 / DSM 5601 / CCUG 37298 / CIP 103539 / LMG 7603 / PAl5;
RX   PubMed=19775431; DOI=10.1186/1471-2164-10-450;
RA   Bertalan M., Albano R., de Padua V., Rouws L., Rojas C., Hemerly A.,
RA   Teixeira K., Schwab S., Araujo J., Oliveira A., Franca L., Magalhaes V.,
RA   Alqueres S., Cardoso A., Almeida W., Loureiro M.M., Nogueira E., Cidade D.,
RA   Oliveira D., Simao T., Macedo J., Valadao A., Dreschsel M., Freitas F.,
RA   Vidal M., Guedes H., Rodrigues E., Meneses C., Brioso P., Pozzer L.,
RA   Figueiredo D., Montano H., Junior J., de Souza Filho G.,
RA   Martin Quintana Flores V., Ferreira B., Branco A., Gonzalez P.,
RA   Guillobel H., Lemos M., Seibel L., Macedo J., Alves-Ferreira M.,
RA   Sachetto-Martins G., Coelho A., Santos E., Amaral G., Neves A.,
RA   Pacheco A.B., Carvalho D., Lery L., Bisch P., Rossle S.C., Urmenyi T.,
RA   Rael Pereira A., Silva R., Rondinelli E., von Kruger W., Martins O.,
RA   Baldani J.I., Ferreira P.C.;
RT   "Complete genome sequence of the sugarcane nitrogen-fixing endophyte
RT   Gluconacetobacter diazotrophicus Pal5.";
RL   BMC Genomics 10:450-450(2009).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 49037 / DSM 5601 / CCUG 37298 / CIP 103539 / LMG 7603 / PAl5;
RX   PubMed=21304715; DOI=10.4056/sigs.972221;
RA   Giongo A., Tyler H.L., Zipperer U.N., Triplett E.W.;
RT   "Two genome sequences of the same bacterial strain, Gluconacetobacter
RT   diazotrophicus PAl 5, suggest a new standard in genome sequence
RT   submission.";
RL   Stand. Genomic Sci. 2:309-317(2010).
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}.
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DR   EMBL; AM889285; CAP57029.1; -; Genomic_DNA.
DR   EMBL; CP001189; ACI53008.1; -; Genomic_DNA.
DR   RefSeq; WP_012227438.1; NC_011365.1.
DR   AlphaFoldDB; A9HS54; -.
DR   SMR; A9HS54; -.
DR   STRING; 272568.GDI3086; -.
DR   EnsemblBacteria; ACI53008; ACI53008; Gdia_3281.
DR   EnsemblBacteria; CAP57029; CAP57029; GDI3086.
DR   KEGG; gdi:GDI3086; -.
DR   KEGG; gdj:Gdia_3281; -.
DR   eggNOG; COG0066; Bacteria.
DR   HOGENOM; CLU_081378_0_3_5; -.
DR   OMA; AFTTHTG; -.
DR   OrthoDB; 1384217at2; -.
DR   UniPathway; UPA00048; UER00071.
DR   Proteomes; UP000000736; Chromosome.
DR   Proteomes; UP000001176; 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..207
FT                   /note="3-isopropylmalate dehydratase small subunit"
FT                   /id="PRO_1000084253"
SQ   SEQUENCE   207 AA;  23087 MW;  E45FEA464302A565 CRC64;
     MEKFTVLTAI AAPLPEANID TDKIIPARFL KTTKRSGLGV HAFDGMRYNP DGSEKPDFVL
     NQAPYRQAGI LITYDNLGCG SSREHAPWAL LDFGIRCVIA PSFADIFFNN CFKNGILPIR
     LPREVCDALM DDARLGGNGR LTVDLERQVV IRPDGAEIAF EIDPLRRHLL LEGLDDIGQT
     LQHEGAIDTF EATRERAQPW QTRIVID
 
 
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