ID D5WW57_KYRT2 Unreviewed; 360 AA.
AC D5WW57;
DT 13-JUL-2010, integrated into UniProtKB/TrEMBL.
DT 13-JUL-2010, sequence version 1.
DT 27-MAR-2024, entry version 82.
DE RecName: Full=3-isopropylmalate dehydrogenase {ECO:0000256|HAMAP-Rule:MF_01033};
DE EC=1.1.1.85 {ECO:0000256|HAMAP-Rule:MF_01033};
DE AltName: Full=3-IPM-DH {ECO:0000256|HAMAP-Rule:MF_01033};
DE AltName: Full=Beta-IPM dehydrogenase {ECO:0000256|HAMAP-Rule:MF_01033};
DE Short=IMDH {ECO:0000256|HAMAP-Rule:MF_01033};
GN Name=leuB {ECO:0000256|HAMAP-Rule:MF_01033};
GN OrderedLocusNames=Btus_0949 {ECO:0000313|EMBL:ADG05689.1};
OS Kyrpidia tusciae (strain DSM 2912 / NBRC 15312 / T2) (Bacillus tusciae).
OC Bacteria; Bacillota; Bacilli; Bacillales; Alicyclobacillaceae; Kyrpidia.
OX NCBI_TaxID=562970 {ECO:0000313|EMBL:ADG05689.1, ECO:0000313|Proteomes:UP000002368};
RN [1] {ECO:0000313|Proteomes:UP000002368}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 2912 / NBRC 15312 / T2 {ECO:0000313|Proteomes:UP000002368};
RG US DOE Joint Genome Institute (JGI-PGF);
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Kyrpides N., Mavromatis K., Ivanova N.,
RA Ovchinnikova G., Chertkov O., Brettin T., Detter J.C., Han C., Larimer F.,
RA Land M., Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P., Woyke T.,
RA Wu D., Pukall R., Schneider S., Wahrenburg C., Klenk H.-P., Eisen J.A.;
RT "The complete genome of Bacillus tusciae DSM 2912.";
RL Submitted (APR-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ADG05689.1, ECO:0000313|Proteomes:UP000002368}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 2912 / NBRC 15312 / T2 {ECO:0000313|Proteomes:UP000002368};
RX PubMed=22180816; DOI=10.4056/sigs.2144922;
RA Klenk H.P., Lapidus A., Chertkov O., Copeland A., Del Rio T.G., Nolan M.,
RA Lucas S., Chen F., Tice H., Cheng J.F., Han C., Bruce D., Goodwin L.,
RA Pitluck S., Pati A., Ivanova N., Mavromatis K., Daum C., Chen A.,
RA Palaniappan K., Chang Y.J., Land M., Hauser L., Jeffries C.D., Detter J.C.,
RA Rohde M., Abt B., Pukall R., Goker M., Bristow J., Markowitz V.,
RA Hugenholtz P., Eisen J.A.;
RT "Complete genome sequence of the thermophilic, hydrogen-oxidizing Bacillus
RT tusciae type strain (T2) and reclassification in the new genus, Kyrpidia
RT gen. nov. as Kyrpidia tusciae comb. nov. and emendation of the family
RT Alicyclobacillaceae da Costa and Rainey, 2010.";
RL Stand. Genomic Sci. 5:121-134(2011).
CC -!- FUNCTION: Catalyzes the oxidation of 3-carboxy-2-hydroxy-4-
CC methylpentanoate (3-isopropylmalate) to 3-carboxy-4-methyl-2-
CC oxopentanoate. The product decarboxylates to 4-methyl-2 oxopentanoate.
CC {ECO:0000256|HAMAP-Rule:MF_01033, ECO:0000256|RuleBase:RU004445}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2R,3S)-3-isopropylmalate + NAD(+) = 4-methyl-2-oxopentanoate
CC + CO2 + NADH; Xref=Rhea:RHEA:32271, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:17865, ChEBI:CHEBI:35121, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945; EC=1.1.1.85;
CC Evidence={ECO:0000256|ARBA:ARBA00000624, ECO:0000256|HAMAP-
CC Rule:MF_01033, ECO:0000256|RuleBase:RU004445};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01033,
CC ECO:0000256|RuleBase:RU004445};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01033,
CC ECO:0000256|RuleBase:RU004445};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01033, ECO:0000256|RuleBase:RU004445};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 3/4. {ECO:0000256|ARBA:ARBA00004762,
CC ECO:0000256|HAMAP-Rule:MF_01033, ECO:0000256|RuleBase:RU004445}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC Rule:MF_01033, ECO:0000256|RuleBase:RU004445}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01033}.
CC -!- SIMILARITY: Belongs to the isocitrate and isopropylmalate
CC dehydrogenases family. LeuB type 1 subfamily.
CC {ECO:0000256|ARBA:ARBA00008319, ECO:0000256|HAMAP-Rule:MF_01033}.
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DR EMBL; CP002017; ADG05689.1; -; Genomic_DNA.
DR RefSeq; WP_013074980.1; NC_014098.1.
DR AlphaFoldDB; D5WW57; -.
DR STRING; 562970.Btus_0949; -.
DR KEGG; bts:Btus_0949; -.
DR eggNOG; COG0473; Bacteria.
DR HOGENOM; CLU_031953_0_3_9; -.
DR OrthoDB; 9806254at2; -.
DR UniPathway; UPA00048; UER00072.
DR Proteomes; UP000002368; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003862; F:3-isopropylmalate dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:InterPro.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.718.10; Isopropylmalate Dehydrogenase; 1.
DR HAMAP; MF_01033; LeuB_type1; 1.
DR InterPro; IPR019818; IsoCit/isopropylmalate_DH_CS.
DR InterPro; IPR024084; IsoPropMal-DH-like_dom.
DR InterPro; IPR004429; Isopropylmalate_DH.
DR NCBIfam; TIGR00169; leuB; 1.
DR PANTHER; PTHR42979; 3-ISOPROPYLMALATE DEHYDROGENASE; 1.
DR PANTHER; PTHR42979:SF1; 3-ISOPROPYLMALATE DEHYDROGENASE; 1.
DR Pfam; PF00180; Iso_dh; 1.
DR SMART; SM01329; Iso_dh; 1.
DR SUPFAM; SSF53659; Isocitrate/Isopropylmalate dehydrogenase-like; 1.
DR PROSITE; PS00470; IDH_IMDH; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01033};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW ECO:0000256|HAMAP-Rule:MF_01033};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01033};
KW Leucine biosynthesis {ECO:0000256|ARBA:ARBA00022430, ECO:0000256|HAMAP-
KW Rule:MF_01033};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01033};
KW Manganese {ECO:0000256|HAMAP-Rule:MF_01033};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01033};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01033};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_01033}.
FT DOMAIN 7..353
FT /note="Isopropylmalate dehydrogenase-like"
FT /evidence="ECO:0000259|SMART:SM01329"
FT BINDING 79..92
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 99
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 109
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 137
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 225
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 225
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 249
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 253
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT BINDING 282..294
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT SITE 144
FT /note="Important for catalysis"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
FT SITE 193
FT /note="Important for catalysis"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01033"
SQ SEQUENCE 360 AA; 38567 MW; 93D3CB2EAD135BED CRC64;
MSEKVYRLAL LPGDGIGPEV VQAGRRLIEA VAGALGHEVI FEEHAIGGAA IEAFGEPLPE
GTLKAAREAD AVLLGAVGGP KWDRLGGNRR PEAGLLGIRK ALGVYANLRP VRAYTPLLGS
SPLRREKVEG VDLLIVRELT GGLYFGPKRR EPIDGGTRVV DELVYTTPEI ERIVRLAFDA
ARKAGKGLTS VDKANVLESS RHWREVVERV ATDYPDVPFG HMLVDNCAMQ LVRSPNQFGI
IVTENMFGDI LSDEAAVLTG SIGMLPSASL GDGPGLYEPV HGSAPDIAGQ GLANPLGTLL
SVGLMYRFSL NEPRAEEAIV RAVNRVLAEG YRTADLAGPG DRISRTEEIT DAVLERLELE
//
