LEUD_PSEF5
ID LEUD_PSEF5 Reviewed; 214 AA.
AC Q4KF07;
DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT 02-AUG-2005, sequence version 1.
DT 25-MAY-2022, entry version 90.
DE RecName: Full=3-isopropylmalate dehydratase small subunit {ECO:0000255|HAMAP-Rule:MF_01031};
DE EC=4.2.1.33 {ECO:0000255|HAMAP-Rule:MF_01031};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000255|HAMAP-Rule:MF_01031};
DE Short=IPMI {ECO:0000255|HAMAP-Rule:MF_01031};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000255|HAMAP-Rule:MF_01031};
GN Name=leuD {ECO:0000255|HAMAP-Rule:MF_01031}; OrderedLocusNames=PFL_2064;
OS Pseudomonas fluorescens (strain ATCC BAA-477 / NRRL B-23932 / Pf-5).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=220664;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-477 / NRRL B-23932 / Pf-5;
RX PubMed=15980861; DOI=10.1038/nbt1110;
RA Paulsen I.T., Press C.M., Ravel J., Kobayashi D.Y., Myers G.S.A.,
RA Mavrodi D.V., DeBoy R.T., Seshadri R., Ren Q., Madupu R., Dodson R.J.,
RA Durkin A.S., Brinkac L.M., Daugherty S.C., Sullivan S.A., Rosovitz M.J.,
RA Gwinn M.L., Zhou L., Schneider D.J., Cartinhour S.W., Nelson W.C.,
RA Weidman J., Watkins K., Tran K., Khouri H., Pierson E.A., Pierson L.S. III,
RA Thomashow L.S., Loper J.E.;
RT "Complete genome sequence of the plant commensal Pseudomonas fluorescens
RT Pf-5.";
RL Nat. Biotechnol. 23:873-878(2005).
CC -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC isopropylmalate, via the formation of 2-isopropylmaleate.
CC {ECO:0000255|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:0000255|HAMAP-Rule:MF_01031};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 2/4. {ECO:0000255|HAMAP-
CC Rule:MF_01031}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000255|HAMAP-
CC Rule:MF_01031}.
CC -!- SIMILARITY: Belongs to the LeuD family. LeuD type 1 subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_01031}.
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DR EMBL; CP000076; AAY91343.1; -; Genomic_DNA.
DR RefSeq; WP_011060376.1; NC_004129.6.
DR AlphaFoldDB; Q4KF07; -.
DR SMR; Q4KF07; -.
DR STRING; 220664.PFL_2064; -.
DR PRIDE; Q4KF07; -.
DR EnsemblBacteria; AAY91343; AAY91343; PFL_2064.
DR KEGG; pfl:PFL_2064; -.
DR PATRIC; fig|220664.5.peg.2096; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_0_3_6; -.
DR OMA; AFTTHTG; -.
DR OrthoDB; 1384217at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000008540; 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; -; 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 Pfam; PF00694; Aconitase_C; 1.
DR TIGRFAMs; TIGR00171; leuD; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; Branched-chain amino acid biosynthesis;
KW Leucine biosynthesis; Lyase; Reference proteome.
FT CHAIN 1..214
FT /note="3-isopropylmalate dehydratase small subunit"
FT /id="PRO_0000141858"
SQ SEQUENCE 214 AA; 24222 MW; 2DD86F1170C52683 CRC64;
MKAFTQHNGL VAPLDRANVD TDQIIPKQFL KSIKRTGFGP NLFDEWRYLD VGQPYQDNSK
RPLNKDFVLN AERYQGASVL LARENFGCGS SREHAPWALE EYGFRSIIAP SYADIFFNNS
FKNGLLPIIL SDAEVDELFQ QVEATPGYQL RIDLQAQTVT RPDGKVLKFE IDAFRKHCLL
NGLDDIGLTL QDGDAIAAFE AKHRASQPWL FRDA