ID F6EGT0_HOYSD Unreviewed; 205 AA.
AC F6EGT0;
DT 27-JUL-2011, integrated into UniProtKB/TrEMBL.
DT 27-JUL-2011, sequence version 1.
DT 27-MAR-2024, entry version 61.
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=leuD1 {ECO:0000313|EMBL:AEF42318.1};
GN Synonyms=leuD {ECO:0000256|HAMAP-Rule:MF_01031};
GN OrderedLocusNames=AS9A_3880 {ECO:0000313|EMBL:AEF42318.1};
OS Hoyosella subflava (strain DSM 45089 / JCM 17490 / NBRC 109087 / DQS3-9A1)
OS (Amycolicicoccus subflavus).
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Hoyosellaceae;
OC Hoyosella.
OX NCBI_TaxID=443218 {ECO:0000313|EMBL:AEF42318.1, ECO:0000313|Proteomes:UP000009235};
RN [1] {ECO:0000313|EMBL:AEF42318.1, ECO:0000313|Proteomes:UP000009235}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 45089 / DQS3-9A1 {ECO:0000313|Proteomes:UP000009235};
RX PubMed=21725023; DOI=10.1128/JB.05388-11;
RA Cai M., Chen W.M., Nie Y., Chi C.Q., Wang Y.N., Tang Y.Q., Li G.Y.,
RA Wu X.L.;
RT "Complete genome sequence of Amycolicicoccus subflavus DQS3-9A1T, an
RT actinomycete isolated from crude oil-polluted soil.";
RL J. Bacteriol. 193:4538-4539(2011).
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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP002786; AEF42318.1; -; Genomic_DNA.
DR RefSeq; WP_013808667.1; NC_015564.1.
DR AlphaFoldDB; F6EGT0; -.
DR STRING; 443218.AS9A_3880; -.
DR KEGG; asd:AS9A_3880; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_0_1_11; -.
DR OrthoDB; 9777465at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000009235; 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:UP000009235}.
FT DOMAIN 1..117
FT /note="Aconitase A/isopropylmalate dehydratase small
FT subunit swivel"
FT /evidence="ECO:0000259|Pfam:PF00694"
SQ SEQUENCE 205 AA; 22920 MW; BF965734345F72B4 CRC64;
MEKFISHTGI GAPLRVTDVD TDQIFPARFC EGTGKDGLGD ALFADWRANP DFVLSRPEYR
GASVIVAGED FGTGSSREWA VWALQGYGIR VIIAPRFGDI FRGNSLQNGL LTIEQPQHVI
DQIWRSLETH PHEEITVDLA QLEIRVDGAT YEFVLDGHTR WRLLNGLDDI VLTLEHVDLI
NSYESHRRST LPTAWRVPAP GADRG
//
