ID L0ME55_9GAMM Unreviewed; 466 AA.
AC L0ME55;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 24-JAN-2024, entry version 68.
DE RecName: Full=3-isopropylmalate dehydratase large subunit {ECO:0000256|HAMAP-Rule:MF_01026};
DE EC=4.2.1.33 {ECO:0000256|HAMAP-Rule:MF_01026};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000256|HAMAP-Rule:MF_01026};
DE Short=IPMI {ECO:0000256|HAMAP-Rule:MF_01026};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000256|HAMAP-Rule:MF_01026};
GN Name=leuC {ECO:0000256|HAMAP-Rule:MF_01026};
GN ORFNames=D781_0697 {ECO:0000313|EMBL:AGB81045.1};
OS Serratia sp. FGI94.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Yersiniaceae; Serratia.
OX NCBI_TaxID=671990 {ECO:0000313|EMBL:AGB81045.1, ECO:0000313|Proteomes:UP000011001};
RN [1] {ECO:0000313|EMBL:AGB81045.1, ECO:0000313|Proteomes:UP000011001}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=FGI94 {ECO:0000313|EMBL:AGB81045.1,
RC ECO:0000313|Proteomes:UP000011001};
RX PubMed=23516234;
RA Aylward F.O., Tremmel D.M., Starrett G.J., Bruce D.C., Chain P., Chen A.,
RA Davenport K.W., Detter C., Han C.S., Han J., Huntemann M., Ivanova N.N.,
RA Kyrpides N.C., Markowitz V., Mavrommatis K., Nolan M., Pagani I., Pati A.,
RA Pitluck S., Teshima H., Deshpande S., Goodwin L., Woyke T., Currie C.R.;
RT "Complete Genome of Serratia sp. Strain FGI 94, a Strain Associated with
RT Leaf-Cutter Ant Fungus Gardens.";
RL Genome Announc. 1:E0023912-E0023912(2013).
CC -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC isopropylmalate, via the formation of 2-isopropylmaleate.
CC {ECO:0000256|ARBA:ARBA00002695, ECO:0000256|HAMAP-Rule:MF_01026}.
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|ARBA:ARBA00000491,
CC ECO:0000256|HAMAP-Rule:MF_01026};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01026};
CC Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01026};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 2/4. {ECO:0000256|ARBA:ARBA00004729,
CC ECO:0000256|HAMAP-Rule:MF_01026}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000256|HAMAP-
CC Rule:MF_01026}.
CC -!- SIMILARITY: Belongs to the aconitase/IPM isomerase family. LeuC type 1
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_01026}.
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DR EMBL; CP003942; AGB81045.1; -; Genomic_DNA.
DR RefSeq; WP_015670900.1; NC_020064.1.
DR AlphaFoldDB; L0ME55; -.
DR KEGG; smaf:D781_0697; -.
DR PATRIC; fig|1249634.3.peg.652; -.
DR eggNOG; COG0065; Bacteria.
DR HOGENOM; CLU_006714_3_4_6; -.
DR OrthoDB; 9802769at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000011001; 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 CDD; cd01583; IPMI; 1.
DR Gene3D; 3.30.499.10; Aconitase, domain 3; 2.
DR HAMAP; MF_01026; LeuC_type1; 1.
DR InterPro; IPR004430; 3-IsopropMal_deHydase_lsu.
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; IPR033941; IPMI_cat.
DR NCBIfam; TIGR00170; leuC; 1.
DR PANTHER; PTHR43822:SF9; 3-ISOPROPYLMALATE DEHYDRATASE; 1.
DR PANTHER; PTHR43822; HOMOACONITASE, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF00330; Aconitase; 1.
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_01026};
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01026};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW ECO:0000256|HAMAP-Rule:MF_01026};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01026};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_01026};
KW Leucine biosynthesis {ECO:0000256|ARBA:ARBA00022430, ECO:0000256|HAMAP-
KW Rule:MF_01026};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01026};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01026}.
FT DOMAIN 8..457
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT BINDING 347
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01026"
FT BINDING 407
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01026"
FT BINDING 410
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01026"
SQ SEQUENCE 466 AA; 49810 MW; 31895F25FC26D9E6 CRC64;
MAKTLYQKLY DAHVVYEAPN ETPLLYIDRH LVHEVTSPQA FDGLRAMGRK VRQPGKTFAT
MDHNVSTQTK DINASGEMAR IQMQELIKNC AEFGVSLYDL NHPFQGIVHV IGPEQGMTLP
GMTIVCGDSH TATHGAFGSL AFGIGTSEVE HVLATQTLKQ GRAKTMKIEV TGEAAPGITA
KDIVLAVIGK TGSAGGTGHV VEFCGKAIEA LSMEGRMTLC NMAIEMGAKA GLVAPDDTTF
AYLKGRQFAP TGDNWEQAVA YWRTLKSDDD AQFDSVVTLR AEDIAPQVTW GTNPGQVIAV
NQIIPAPESF SDPVERASAE KALAYMDLQP GIKLTEVAID KVFIGSCTNS RIEDLRAAAA
IAKGRKVASG VQAIVVPGSG PVKAQAEAEG LDKIFIEAGF EWRLPGCSMC LAMNNDRLNP
GERCASTSNR NFEGRQGRGG RTHLVSPAMA AAAAVSGHFA DIRELH
//
