ID A5US59_ROSS1 Unreviewed; 421 AA.
AC A5US59;
DT 10-JUL-2007, integrated into UniProtKB/TrEMBL.
DT 10-JUL-2007, sequence version 1.
DT 27-MAR-2024, entry version 107.
DE RecName: Full=3-isopropylmalate dehydratase large subunit {ECO:0000256|HAMAP-Rule:MF_01027};
DE EC=4.2.1.33 {ECO:0000256|HAMAP-Rule:MF_01027};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000256|HAMAP-Rule:MF_01027};
DE Short=IPMI {ECO:0000256|HAMAP-Rule:MF_01027};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000256|HAMAP-Rule:MF_01027};
GN Name=leuC {ECO:0000256|HAMAP-Rule:MF_01027};
GN OrderedLocusNames=RoseRS_1053 {ECO:0000313|EMBL:ABQ89462.1};
OS Roseiflexus sp. (strain RS-1).
OC Bacteria; Chloroflexota; Chloroflexia; Chloroflexales; Roseiflexineae;
OC Roseiflexaceae; Roseiflexus.
OX NCBI_TaxID=357808 {ECO:0000313|EMBL:ABQ89462.1, ECO:0000313|Proteomes:UP000006554};
RN [1] {ECO:0000313|Proteomes:UP000006554}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RS-1 {ECO:0000313|Proteomes:UP000006554};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA Chertkov O., Brettin T., Bruce D., Han C., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Mikhailova N., Bryant D.A., Richardson P.;
RT "Complete sequence of Roseiflexus sp. RS-1.";
RL Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC isopropylmalate, via the formation of 2-isopropylmaleate.
CC {ECO:0000256|HAMAP-Rule:MF_01027}.
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:0000256|HAMAP-Rule:MF_01027};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01027};
CC Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01027};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 2/4. {ECO:0000256|HAMAP-
CC Rule:MF_01027}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000256|HAMAP-
CC Rule:MF_01027}.
CC -!- SIMILARITY: Belongs to the aconitase/IPM isomerase family. LeuC type 2
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_01027}.
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DR EMBL; CP000686; ABQ89462.1; -; Genomic_DNA.
DR RefSeq; WP_011955815.1; NC_009523.1.
DR AlphaFoldDB; A5US59; -.
DR STRING; 357808.RoseRS_1053; -.
DR KEGG; rrs:RoseRS_1053; -.
DR eggNOG; COG0065; Bacteria.
DR HOGENOM; CLU_006714_3_4_0; -.
DR OrthoDB; 9802769at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000006554; Chromosome.
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 Gene3D; 3.30.499.10; Aconitase, domain 3; 2.
DR HAMAP; MF_01027; LeuC_type2; 1.
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; IPR011826; HAcnase/IPMdehydase_lsu_prok.
DR InterPro; IPR006251; Homoacnase/IPMdehydase_lsu.
DR NCBIfam; TIGR01343; hacA_fam; 1.
DR NCBIfam; TIGR02086; IPMI_arch; 1.
DR PANTHER; PTHR43822:SF25; HOMOACONITASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43822; HOMOACONITASE, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF00330; Aconitase; 2.
DR PRINTS; PR00415; ACONITASE.
DR SUPFAM; SSF53732; Aconitase iron-sulfur domain; 1.
DR PROSITE; PS00450; ACONITASE_1; 1.
DR PROSITE; PS01244; ACONITASE_2; 1.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_01027};
KW Amino-acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_01027};
KW Branched-chain amino acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_01027};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01027};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_01027}; Leucine biosynthesis {ECO:0000256|HAMAP-Rule:MF_01027};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01027};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01027}.
FT DOMAIN 21..284
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT DOMAIN 285..409
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT BINDING 298
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01027"
FT BINDING 358
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01027"
FT BINDING 361
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01027"
SQ SEQUENCE 421 AA; 44610 MW; C72625BC642F3083 CRC64;
MGQTLAEQIL SHAAGRPVSA GENIVARIDL AMMHDSISPS IIKILHHELG AERVWDRDRV
AVVVDHVAPA ATIQNAEHQL ALRRWVRQQQ ITHFFDVGRG ISHPVLVEEG LARPGMLIIG
SDSHSTAYGA VGAFGAGMGS TDMALALATG QTWLRVPETV RILARGRFQP GVGAKDLGLR
VARLIGADGA TYQSVEWHGV EELSIGERMT LATLSVEIGA KAGIIPPVGP GWEEHATRRG
ITVPSWLRVE EGARYSRTVE VDLDTLEPQV SVPHFVDNVR DLSDLGRVEV DVVYIGTCTN
GHANDLAAAA RILKGRKVAR GVRLLVVPAS SEALQQATAD GTLATLLESG AAIGTPGCGA
CIGRHMGVLA PGEVCLFTGN RNFRGRMGSP EAQIYLASPE VAAATAVLGY IAHPAEVVNG
R
//