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LEUD_MOOTA
ID   LEUD_MOOTA              Reviewed;         166 AA.
AC   Q2RG99;
DT   26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JAN-2006, sequence version 1.
DT   25-MAY-2022, entry version 90.
DE   RecName: Full=3-isopropylmalate dehydratase small subunit {ECO:0000255|HAMAP-Rule:MF_01032};
DE            EC=4.2.1.33 {ECO:0000255|HAMAP-Rule:MF_01032};
DE   AltName: Full=Alpha-IPM isomerase {ECO:0000255|HAMAP-Rule:MF_01032};
DE            Short=IPMI {ECO:0000255|HAMAP-Rule:MF_01032};
DE   AltName: Full=Isopropylmalate isomerase {ECO:0000255|HAMAP-Rule:MF_01032};
GN   Name=leuD {ECO:0000255|HAMAP-Rule:MF_01032}; OrderedLocusNames=Moth_2253;
OS   Moorella thermoacetica (strain ATCC 39073 / JCM 9320).
OC   Bacteria; Firmicutes; Clostridia; Thermoanaerobacterales;
OC   Thermoanaerobacteraceae; Moorella group; Moorella.
OX   NCBI_TaxID=264732;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 39073 / JCM 9320;
RX   PubMed=18631365; DOI=10.1111/j.1462-2920.2008.01679.x;
RA   Pierce E., Xie G., Barabote R.D., Saunders E., Han C.S., Detter J.C.,
RA   Richardson P., Brettin T.S., Das A., Ljungdahl L.G., Ragsdale S.W.;
RT   "The complete genome sequence of Moorella thermoacetica (f. Clostridium
RT   thermoaceticum).";
RL   Environ. Microbiol. 10:2550-2573(2008).
CC   -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC       isopropylmalate, via the formation of 2-isopropylmaleate.
CC       {ECO:0000255|HAMAP-Rule:MF_01032}.
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_01032};
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_01032}.
CC   -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000255|HAMAP-
CC       Rule:MF_01032}.
CC   -!- SIMILARITY: Belongs to the LeuD family. LeuD type 2 subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01032}.
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DR   EMBL; CP000232; ABC20540.1; -; Genomic_DNA.
DR   RefSeq; WP_011393736.1; NC_007644.1.
DR   RefSeq; YP_431083.1; NC_007644.1.
DR   AlphaFoldDB; Q2RG99; -.
DR   SMR; Q2RG99; -.
DR   STRING; 264732.Moth_2253; -.
DR   EnsemblBacteria; ABC20540; ABC20540; Moth_2253.
DR   KEGG; mta:Moth_2253; -.
DR   PATRIC; fig|264732.11.peg.2452; -.
DR   eggNOG; COG0066; Bacteria.
DR   HOGENOM; CLU_081378_1_1_9; -.
DR   OMA; GLPIIEC; -.
DR   UniPathway; UPA00048; UER00071.
DR   GO; GO:0003861; F:3-isopropylmalate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.20.19.10; -; 1.
DR   HAMAP; MF_01032; LeuD_type2; 1.
DR   InterPro; IPR015928; Aconitase/3IPM_dehydase_swvl.
DR   InterPro; IPR000573; AconitaseA/IPMdHydase_ssu_swvl.
DR   InterPro; IPR011827; LeuD_type2/HacB/DmdB.
DR   Pfam; PF00694; Aconitase_C; 1.
DR   TIGRFAMs; TIGR02087; LEUD_arch; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Branched-chain amino acid biosynthesis;
KW   Leucine biosynthesis; Lyase.
FT   CHAIN           1..166
FT                   /note="3-isopropylmalate dehydratase small subunit"
FT                   /id="PRO_1000072969"
SQ   SEQUENCE   166 AA;  17516 MW;  2EECE92402410E73 CRC64;
     MIIQGKCHTF GNDIDTDAII PARYLNTTDP GELARHCMED ADPTFAGRVQ KGEIIVAGKN
     FGCGSSREHA PVAIKAAGVA AVVAASFARI FYRNAINIGL PIFESPEAAA GIKAGDEVKI
     DAGKGEIVNL TRGETYPVAP FPPFMQELIA AGGLMPYVAR KVKTSV
 
 
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