ID E5WJ67_9BACI Unreviewed; 514 AA.
AC E5WJ67;
DT 08-MAR-2011, integrated into UniProtKB/TrEMBL.
DT 08-MAR-2011, sequence version 1.
DT 24-JAN-2024, entry version 63.
DE RecName: Full=2-isopropylmalate synthase {ECO:0000256|ARBA:ARBA00018198, ECO:0000256|HAMAP-Rule:MF_01025};
DE EC=2.3.3.13 {ECO:0000256|ARBA:ARBA00012973, ECO:0000256|HAMAP-Rule:MF_01025};
DE AltName: Full=Alpha-IPM synthase {ECO:0000256|HAMAP-Rule:MF_01025};
DE AltName: Full=Alpha-isopropylmalate synthase {ECO:0000256|HAMAP-Rule:MF_01025};
GN Name=leuA {ECO:0000256|HAMAP-Rule:MF_01025};
GN ORFNames=HMPREF1013_02491 {ECO:0000313|EMBL:EFV77284.1};
OS Bacillus sp. 2_A_57_CT2.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX NCBI_TaxID=665959 {ECO:0000313|EMBL:EFV77284.1, ECO:0000313|Proteomes:UP000003283};
RN [1] {ECO:0000313|EMBL:EFV77284.1, ECO:0000313|Proteomes:UP000003283}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=2_A_57_CT2 {ECO:0000313|EMBL:EFV77284.1,
RC ECO:0000313|Proteomes:UP000003283};
RG The Broad Institute Genome Sequencing Platform;
RA Earl A., Ward D., Feldgarden M., Gevers D., Daigneault M., Strauss J.,
RA Allen-Vercoe E., Young S.K., Zeng Q., Gargeya S., Fitzgerald M., Haas B.,
RA Abouelleil A., Alvarado L., Arachchi H.M., Berlin A., Brown A.,
RA Chapman S.B., Chen Z., Dunbar C., Freedman E., Gearin G., Gellesch M.,
RA Goldberg J., Griggs A., Gujja S., Heilman E., Heiman D., Howarth C.,
RA Larson L., Lui A., MacDonald P.J.P., Mehta T., Montmayeur A., Murphy C.,
RA Neiman D., Pearson M., Priest M., Roberts A., Saif S., Shea T., Shenoy N.,
RA Sisk P., Stolte C., Sykes S., White J., Yandava C., Nusbaum C., Birren B.;
RT "The Genome Sequence of Bacillus sp. strain 2_A_57_CT2.";
RL Submitted (DEC-2010) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the condensation of the acetyl group of acetyl-CoA
CC with 3-methyl-2-oxobutanoate (2-ketoisovalerate) to form 3-carboxy-3-
CC hydroxy-4-methylpentanoate (2-isopropylmalate). {ECO:0000256|HAMAP-
CC Rule:MF_01025}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3-methyl-2-oxobutanoate + acetyl-CoA + H2O = (2S)-2-
CC isopropylmalate + CoA + H(+); Xref=Rhea:RHEA:21524, ChEBI:CHEBI:1178,
CC ChEBI:CHEBI:11851, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57288; EC=2.3.3.13;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01025};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01025};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 1/4. {ECO:0000256|ARBA:ARBA00004689,
CC ECO:0000256|HAMAP-Rule:MF_01025}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01025}.
CC -!- SIMILARITY: Belongs to the alpha-IPM synthase/homocitrate synthase
CC family. LeuA type 1 subfamily. {ECO:0000256|ARBA:ARBA00009396,
CC ECO:0000256|HAMAP-Rule:MF_01025}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EFV77284.1}.
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DR EMBL; ACWD01000034; EFV77284.1; -; Genomic_DNA.
DR RefSeq; WP_009333173.1; NZ_GL635752.1.
DR AlphaFoldDB; E5WJ67; -.
DR eggNOG; COG0119; Bacteria.
DR HOGENOM; CLU_022158_0_1_9; -.
DR UniPathway; UPA00048; UER00070.
DR Proteomes; UP000003283; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-UniRule.
DR GO; GO:0003852; F:2-isopropylmalate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003985; F:acetyl-CoA C-acetyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd07940; DRE_TIM_IPMS; 1.
DR Gene3D; 1.10.238.260; -; 1.
DR Gene3D; 3.30.160.270; -; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_01025; LeuA_type1; 1.
DR InterPro; IPR013709; 2-isopropylmalate_synth_dimer.
DR InterPro; IPR002034; AIPM/Hcit_synth_CS.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR036230; LeuA_allosteric_dom_sf.
DR InterPro; IPR005671; LeuA_bact_synth.
DR InterPro; IPR000891; PYR_CT.
DR NCBIfam; TIGR00973; leuA_bact; 1.
DR PANTHER; PTHR10277:SF9; 2-ISOPROPYLMALATE SYNTHASE 1, CHLOROPLASTIC-RELATED; 1.
DR PANTHER; PTHR10277; HOMOCITRATE SYNTHASE-RELATED; 1.
DR Pfam; PF00682; HMGL-like; 1.
DR Pfam; PF08502; LeuA_dimer; 1.
DR SMART; SM00917; LeuA_dimer; 1.
DR SUPFAM; SSF110921; 2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain; 1.
DR SUPFAM; SSF51569; Aldolase; 1.
DR PROSITE; PS00815; AIPM_HOMOCIT_SYNTH_1; 1.
DR PROSITE; PS00816; AIPM_HOMOCIT_SYNTH_2; 1.
DR PROSITE; PS50991; PYR_CT; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01025};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW ECO:0000256|HAMAP-Rule:MF_01025};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01025};
KW Leucine biosynthesis {ECO:0000256|ARBA:ARBA00022430, ECO:0000256|HAMAP-
KW Rule:MF_01025};
KW Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|HAMAP-Rule:MF_01025};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01025}; Reference proteome {ECO:0000313|Proteomes:UP000003283};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01025}.
FT DOMAIN 4..266
FT /note="Pyruvate carboxyltransferase"
FT /evidence="ECO:0000259|PROSITE:PS50991"
FT REGION 391..514
FT /note="Regulatory domain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01025"
FT BINDING 13
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01025"
FT BINDING 201
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01025"
FT BINDING 203
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01025"
FT BINDING 237
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01025"
SQ SEQUENCE 514 AA; 55981 MW; 3F680AD974351F0C CRC64;
MRTIKIFDTT LRDGEQSAGV NLNFSEKLEI ARQLERLNVD IIEAGFPAAS KGDFASVQKI
AQTINNCSVT GLARAVISDI DAAWGALKDG AEPRIHTFLA TSPIHRQYKL KKTKEEVVET
AVETVKYAAS KFPIVQWSAE DATRTELPFL AEIIEKVIQA GATIINIPDT VGYTTPQEYG
EIFQYLRNHV PSIDKVSLSA HCHDDLGMAI ANSLSAIENG ATQIEGTING IGERAGNAAL
EELAVALYIR NNHYQASTRL NLQEISRTSS LISKLTGMVV PANKAIVGRN AFAHESGIHQ
DGVLKEKTTY EIISPDLVGF QSNSMVLGKH SGRHAFKNRL SELGLEVADE EANRLFTVFK
DLADRKKEMT DDDLAAIVLE EKLSKEQRFY DLIGIQIQYG TNSVPTATVT LSGSNNEVIQ
EAGTGAGSIE ALYNTLEKCL NGTANLLDYR IQSVGAGRDA LAQVYVKLNY EGVETSGRGL
AQDVLEASSK AYLNAVNRVI YMKEKAQAQA VEAN
//