LEUD_CORJK
ID LEUD_CORJK Reviewed; 198 AA.
AC Q4JUX3;
DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT 10-JAN-2006, sequence version 2.
DT 25-MAY-2022, entry version 91.
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=jk1220;
OS Corynebacterium jeikeium (strain K411).
OC Bacteria; Actinobacteria; Corynebacteriales; Corynebacteriaceae;
OC Corynebacterium.
OX NCBI_TaxID=306537;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K411;
RX PubMed=15968079; DOI=10.1128/jb.187.13.4671-4682.2005;
RA Tauch A., Kaiser O., Hain T., Goesmann A., Weisshaar B., Albersmeier A.,
RA Bekel T., Bischoff N., Brune I., Chakraborty T., Kalinowski J., Meyer F.,
RA Rupp O., Schneiker S., Viehoever P., Puehler A.;
RT "Complete genome sequence and analysis of the multiresistant nosocomial
RT pathogen Corynebacterium jeikeium K411, a lipid-requiring bacterium of the
RT human skin flora.";
RL J. Bacteriol. 187:4671-4682(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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=CAI37384.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; CR931997; CAI37384.1; ALT_INIT; Genomic_DNA.
DR RefSeq; WP_011273736.1; NC_007164.1.
DR AlphaFoldDB; Q4JUX3; -.
DR SMR; Q4JUX3; -.
DR STRING; 306537.jk1220; -.
DR EnsemblBacteria; CAI37384; CAI37384; jk1220.
DR KEGG; cjk:jk1220; -.
DR PATRIC; fig|306537.10.peg.1235; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_0_1_11; -.
DR OrthoDB; 1384217at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000000545; 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..198
FT /note="3-isopropylmalate dehydratase small subunit"
FT /id="PRO_0000141816"
SQ SEQUENCE 198 AA; 22189 MW; 4A1B886CE1DD7642 CRC64;
MEKFNTHTGV AAPLNRSNVD TDQIIPAVYL KRVTRTGFED GLFAGWRKDP EFILNQEPYK
NASVLVAGPD FGTGSSREHA VWALMDYGFR VVLSSRFADI FRGNSGKAGL LAAQMEQSDI
ELIWKLLEQQ PGAEITVNLE DRTVTLGTHT FGFDVDDYTR WRLMEGLDDI GLTLRNEEAI
EAFESQRASF KPRTIPAS
