ID J7LFJ5_NOCAA Unreviewed; 200 AA.
AC J7LFJ5;
DT 31-OCT-2012, integrated into UniProtKB/TrEMBL.
DT 31-OCT-2012, sequence version 1.
DT 27-MAR-2024, entry version 55.
DE RecName: Full=3-isopropylmalate dehydratase small subunit {ECO:0000256|HAMAP-Rule:MF_01031};
DE EC=4.2.1.33 {ECO:0000256|HAMAP-Rule:MF_01031};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000256|HAMAP-Rule:MF_01031};
DE Short=IPMI {ECO:0000256|HAMAP-Rule:MF_01031};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000256|HAMAP-Rule:MF_01031};
GN Name=leuD {ECO:0000256|HAMAP-Rule:MF_01031,
GN ECO:0000313|EMBL:AFR09619.1};
GN OrderedLocusNames=B005_3029 {ECO:0000313|EMBL:AFR09619.1};
OS Nocardiopsis alba (strain ATCC BAA-2165 / BE74).
OC Bacteria; Actinomycetota; Actinomycetes; Streptosporangiales;
OC Nocardiopsaceae; Nocardiopsis.
OX NCBI_TaxID=1205910 {ECO:0000313|EMBL:AFR09619.1, ECO:0000313|Proteomes:UP000003779};
RN [1] {ECO:0000313|EMBL:AFR09619.1, ECO:0000313|Proteomes:UP000003779}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-2165 / BE74 {ECO:0000313|Proteomes:UP000003779};
RX PubMed=23105086; DOI=10.1128/JB.01522-12;
RA Qiao J., Chen L., Li Y., Wang J., Zhang W., Chen S.;
RT "Whole-Genome Sequence of Nocardiopsis alba Strain ATCC BAA-2165,
RT Associated with Honeybees.";
RL J. Bacteriol. 194:6358-6359(2012).
RN [2] {ECO:0000313|Proteomes:UP000003779}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-2165 / BE74 {ECO:0000313|Proteomes:UP000003779};
RA Qiao J., Chen L., Li Y., Wang J., Zhang W., Chen S.;
RT "Whole-genome sequence of Nocardiopsis alba strain ATCC BAA-2165 associated
RT with honeybees.";
RL Submitted (AUG-2012) 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|ARBA:ARBA00002695, ECO:0000256|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:0000256|ARBA:ARBA00000491,
CC ECO:0000256|HAMAP-Rule:MF_01031};
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_01031}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000256|ARBA:ARBA00011271,
CC ECO:0000256|HAMAP-Rule:MF_01031}.
CC -!- SIMILARITY: Belongs to the LeuD family. LeuD type 1 subfamily.
CC {ECO:0000256|ARBA:ARBA00009845, ECO:0000256|HAMAP-Rule:MF_01031}.
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DR EMBL; CP003788; AFR09619.1; -; Genomic_DNA.
DR RefSeq; WP_014912074.1; NC_018524.1.
DR AlphaFoldDB; J7LFJ5; -.
DR STRING; 1205910.B005_3029; -.
DR KEGG; nal:B005_3029; -.
DR PATRIC; fig|1205910.3.peg.2859; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_0_1_11; -.
DR OrthoDB; 9777465at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000003779; 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; Aconitase, domain 4; 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 NCBIfam; TIGR00171; leuD; 1.
DR PANTHER; PTHR43345:SF5; 3-ISOPROPYLMALATE DEHYDRATASE SMALL SUBUNIT; 1.
DR PANTHER; PTHR43345; 3-ISOPROPYLMALATE DEHYDRATASE SMALL SUBUNIT 2-RELATED-RELATED; 1.
DR Pfam; PF00694; Aconitase_C; 1.
DR SUPFAM; SSF52016; LeuD/IlvD-like; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01031};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW ECO:0000256|HAMAP-Rule:MF_01031};
KW Leucine biosynthesis {ECO:0000256|ARBA:ARBA00022430, ECO:0000256|HAMAP-
KW Rule:MF_01031};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01031};
KW Reference proteome {ECO:0000313|Proteomes:UP000003779}.
FT DOMAIN 1..118
FT /note="Aconitase A/isopropylmalate dehydratase small
FT subunit swivel"
FT /evidence="ECO:0000259|Pfam:PF00694"
SQ SEQUENCE 200 AA; 22517 MW; 750A54017E009E27 CRC64;
MEKFDVHTGR AVPLRASNVD TDQIIPAVYL KRVSRTGFED GLFAEWRKSD PDFVLNRPEY
EGASVLVAGP DFGTGSSREH AVWALQDYGF KTVLSSRFAD IFRGNSLKGG LLTVLLEQEV
IDRIWAAVEA DPTIEVTVDL VEREVRVPAA DVKESFDLDD YTRWRLLEGL DDIALTLRHT
DDISAFETTR ESWKPVTILS
//
