LEUD_SALAI
ID LEUD_SALAI Reviewed; 195 AA.
AC A8M5I4;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 04-DEC-2007, sequence version 1.
DT 25-MAY-2022, entry version 74.
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=Sare_1150;
OS Salinispora arenicola (strain CNS-205).
OC Bacteria; Actinobacteria; Micromonosporales; Micromonosporaceae;
OC Salinispora.
OX NCBI_TaxID=391037;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CNS-205;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Foster B., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Ivanova N., Jensen P.R., Moore B.S., Penn K., Jenkins C.,
RA Udwary D., Xiang L., Gontang E., Richardson P.;
RT "Complete sequence of Salinispora arenicola CNS-205.";
RL Submitted (OCT-2007) 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: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; CP000850; ABV97058.1; -; Genomic_DNA.
DR RefSeq; WP_012181368.1; NC_009953.1.
DR AlphaFoldDB; A8M5I4; -.
DR SMR; A8M5I4; -.
DR STRING; 391037.Sare_1150; -.
DR EnsemblBacteria; ABV97058; ABV97058; Sare_1150.
DR GeneID; 5704414; -.
DR KEGG; saq:Sare_1150; -.
DR PATRIC; fig|391037.6.peg.1166; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_0_1_11; -.
DR OMA; AFTTHTG; -.
DR OrthoDB; 1384217at2; -.
DR UniPathway; UPA00048; UER00071.
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.
FT CHAIN 1..195
FT /note="3-isopropylmalate dehydratase small subunit"
FT /id="PRO_1000084262"
SQ SEQUENCE 195 AA; 21836 MW; ABEBF07E34C7E69B CRC64;
MEKFTIHTGT AAPLRRSNVD TDQIIPAVYL KRVTRTGFAD GLFSGWREDQ GFVLNDESYS
DASILVAGPE FGTGSSREHA VWALRDWGFR AVLSPRFGDI FRGNALKGGL LPVELELEAI
EEIWNRVEAD PRTPVTVDLD ARQVRVGEAT WSFALDEFSR WRLMEGLDDI GLTLRHEVVI
GDFEASRPPF LPTVT
