ID A0A0K8P1R6_IDESA Unreviewed; 214 AA.
AC A0A0K8P1R6;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 27-MAR-2024, entry version 33.
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 ORFNames=ISF6_2416 {ECO:0000313|EMBL:GAP36576.1};
OS Ideonella sakaiensis (strain NBRC 110686 / TISTR 2288 / 201-F6).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Sphaerotilaceae; Piscinibacter.
OX NCBI_TaxID=1547922 {ECO:0000313|EMBL:GAP36576.1, ECO:0000313|Proteomes:UP000037660};
RN [1] {ECO:0000313|Proteomes:UP000037660}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 110686 / TISTR 2288 / 201-F6
RC {ECO:0000313|Proteomes:UP000037660};
RA Yoshida S., Hiraga K., Takehana T., Taniguchi I., Yamaji H., Maeda Y.,
RA Toyohara K., Miyamoto K., Kimura Y., Oda K.;
RT "Discovery of a poly(ethylene terephthalate assimilation.";
RL Submitted (JUL-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:GAP36576.1, ECO:0000313|Proteomes:UP000037660}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 110686 / TISTR 2288 / 201-F6
RC {ECO:0000313|Proteomes:UP000037660};
RX PubMed=26965627; DOI=10.1126/science.aad6359;
RA Yoshida S., Hiraga K., Takehana T., Taniguchi I., Yamaji H., Maeda Y.,
RA Toyohara K., Miyamoto K., Kimura Y., Oda K.;
RT "A bacterium that degrades and assimilates poly(ethylene terephthalate).";
RL Science 351:1196-1199(2016).
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 -!- 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:GAP36576.1}.
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; BBYR01000037; GAP36576.1; -; Genomic_DNA.
DR RefSeq; WP_054020567.1; NZ_BBYR01000037.1.
DR AlphaFoldDB; A0A0K8P1R6; -.
DR STRING; 1547922.ISF6_2416; -.
DR OrthoDB; 9777465at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000037660; Unassembled WGS sequence.
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:UP000037660}.
FT DOMAIN 1..132
FT /note="Aconitase A/isopropylmalate dehydratase small
FT subunit swivel"
FT /evidence="ECO:0000259|Pfam:PF00694"
SQ SEQUENCE 214 AA; 24197 MW; D95FA5C130787506 CRC64;
MQAFTVHQGL VAPMDRANVD TDAIIPKQFL KSIRRTGFGP NLFDEWRYLD HGEPGMDPAS
RRPNPDFVLN QPRYQGASVL LARENFGCGS SREHAPWALE QFGFRALIAP SYADIFFNNS
FKNGLLPIVL PDAVVARLFD EVAAFPGYRL TIDLERQRIV KPDGEEIAFA VDPFRRECLL
KGLDDIGLTL RHRDAIRAFE AERLATKPWL ARSV
//