ID IDH_STAEQ Reviewed; 422 AA.
AC Q5HNL1;
DT 21-JUN-2005, integrated into UniProtKB/Swiss-Prot.
DT 15-FEB-2005, sequence version 1.
DT 27-MAR-2024, entry version 104.
DE RecName: Full=Isocitrate dehydrogenase [NADP];
DE Short=IDH;
DE EC=1.1.1.42;
DE AltName: Full=IDP;
DE AltName: Full=NADP(+)-specific ICDH;
DE AltName: Full=Oxalosuccinate decarboxylase;
GN Name=icd; Synonyms=citC; OrderedLocusNames=SERP1257;
OS Staphylococcus epidermidis (strain ATCC 35984 / RP62A).
OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=176279;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35984 / RP62A;
RX PubMed=15774886; DOI=10.1128/jb.187.7.2426-2438.2005;
RA Gill S.R., Fouts D.E., Archer G.L., Mongodin E.F., DeBoy R.T., Ravel J.,
RA Paulsen I.T., Kolonay J.F., Brinkac L.M., Beanan M.J., Dodson R.J.,
RA Daugherty S.C., Madupu R., Angiuoli S.V., Durkin A.S., Haft D.H.,
RA Vamathevan J.J., Khouri H., Utterback T.R., Lee C., Dimitrov G., Jiang L.,
RA Qin H., Weidman J., Tran K., Kang K.H., Hance I.R., Nelson K.E.,
RA Fraser C.M.;
RT "Insights on evolution of virulence and resistance from the complete genome
RT analysis of an early methicillin-resistant Staphylococcus aureus strain and
RT a biofilm-producing methicillin-resistant Staphylococcus epidermidis
RT strain.";
RL J. Bacteriol. 187:2426-2438(2005).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-threo-isocitrate + NADP(+) = 2-oxoglutarate + CO2 + NADPH;
CC Xref=Rhea:RHEA:19629, ChEBI:CHEBI:15562, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:16810, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.1.1.42;
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit. {ECO:0000250};
CC -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the isocitrate and isopropylmalate
CC dehydrogenases family. {ECO:0000305}.
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DR EMBL; CP000029; AAW54629.1; -; Genomic_DNA.
DR RefSeq; WP_001830826.1; NC_002976.3.
DR AlphaFoldDB; Q5HNL1; -.
DR SMR; Q5HNL1; -.
DR STRING; 176279.SERP1257; -.
DR GeneID; 50018516; -.
DR KEGG; ser:SERP1257; -.
DR eggNOG; COG0538; Bacteria.
DR HOGENOM; CLU_031953_7_1_9; -.
DR Proteomes; UP000000531; Chromosome.
DR GO; GO:0004450; F:isocitrate dehydrogenase (NADP+) activity; IEA:UniProtKB-EC.
DR GO; GO:0000287; F:magnesium ion binding; IEA:InterPro.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0006097; P:glyoxylate cycle; IEA:UniProtKB-KW.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-KW.
DR Gene3D; 3.40.718.10; Isopropylmalate Dehydrogenase; 1.
DR InterPro; IPR019818; IsoCit/isopropylmalate_DH_CS.
DR InterPro; IPR004439; Isocitrate_DH_NADP_dimer_prok.
DR InterPro; IPR024084; IsoPropMal-DH-like_dom.
DR NCBIfam; TIGR00183; prok_nadp_idh; 1.
DR PANTHER; PTHR43504; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR PANTHER; PTHR43504:SF1; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR Pfam; PF00180; Iso_dh; 1.
DR SMART; SM01329; Iso_dh; 1.
DR SUPFAM; SSF53659; Isocitrate/Isopropylmalate dehydrogenase-like; 1.
DR PROSITE; PS00470; IDH_IMDH; 1.
PE 3: Inferred from homology;
KW Glyoxylate bypass; Magnesium; Manganese; Metal-binding; NADP;
KW Oxidoreductase; Reference proteome; Tricarboxylic acid cycle.
FT CHAIN 1..422
FT /note="Isocitrate dehydrogenase [NADP]"
FT /id="PRO_0000083566"
FT BINDING 94
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000250"
FT BINDING 103
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 105
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 109
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 119
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 143
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 310
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000250"
FT BINDING 344..350
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000250"
FT BINDING 357
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000250"
FT BINDING 396
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000250"
FT BINDING 400
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000250"
FT SITE 150
FT /note="Critical for catalysis"
FT /evidence="ECO:0000250"
FT SITE 220
FT /note="Critical for catalysis"
FT /evidence="ECO:0000250"
SQ SEQUENCE 422 AA; 46619 MW; 31EA599CF275A83C CRC64;
MSAEKITQSK DGLNVPNEPI IPFIIGDGIG PDIWKAASRV IDAAVEKAYN GEKRIEWKEV
LAGQKAYDET GEWLPQETLE TIKEYLIAVK GPLTTPIGGG IRSLNVALRQ ELDLFTCLRP
VRWFKGVPSP VKRPEDVDMV IFRENTEDIY AGIEFKQGTS EVKKVIDFLQ NEMGATNIRF
PETSGIGIKP VSKEGTERLV RAAIQYALDN NRKSVTLVHK GNIMKFTEGS FKQWGYDLAH
NEFGDKVFTW QQYDEIVEQK GKDAANEAQS KAEQEGKIII KDSIADIFLQ QILTRPAEHD
VVATMNLNGD YISDALAAQV GGIGIAPGAN INYETGHAIF EATHGTAPKY AGLNKVNPSS
EILSSVLMLE HLGWQEAADK ITDSIEATIA SKIVTYDFAR LMDGAKEVST SDFADELIKN
IR
//
