ID A5IN35_THEP1 Unreviewed; 399 AA.
AC A5IN35;
DT 26-JUN-2007, integrated into UniProtKB/TrEMBL.
DT 26-JUN-2007, sequence version 1.
DT 27-MAR-2024, entry version 100.
DE RecName: Full=Isocitrate dehydrogenase [NADP] {ECO:0000256|PIRNR:PIRNR000108};
DE EC=1.1.1.42 {ECO:0000256|PIRNR:PIRNR000108};
GN OrderedLocusNames=Tpet_1602 {ECO:0000313|EMBL:ABQ47608.1};
OS Thermotoga petrophila (strain ATCC BAA-488 / DSM 13995 / JCM 10881 /
OS RKU-1).
OC Bacteria; Thermotogota; Thermotogae; Thermotogales; Thermotogaceae;
OC Thermotoga.
OX NCBI_TaxID=390874 {ECO:0000313|EMBL:ABQ47608.1, ECO:0000313|Proteomes:UP000006558};
RN [1] {ECO:0000313|Proteomes:UP000006558}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-488 / DSM 13995 / JCM 10881 / RKU-1
RC {ECO:0000313|Proteomes:UP000006558};
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., Sims D., Brettin T., Bruce D., Detter J.C., Han C.,
RA Tapia R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Mikhailova N., Nelson K., Gogarten J.P., Noll K., Richardson P.;
RT "Complete sequence of Thermotoga petrophila RKU-1.";
RL Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ABQ47608.1, ECO:0000313|Proteomes:UP000006558}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-488 / DSM 13995 / JCM 10881 / RKU-1
RC {ECO:0000313|Proteomes:UP000006558};
RX PubMed=19307556; DOI=10.1073/pnas.0901260106;
RA Zhaxybayeva O., Swithers K.S., Lapierre P., Fournier G.P., Bickhart D.M.,
RA DeBoy R.T., Nelson K.E., Nesbo C.L., Doolittle W.F., Gogarten J.P.,
RA Noll K.M.;
RT "On the chimeric nature, thermophilic origin, and phylogenetic placement of
RT the Thermotogales.";
RL Proc. Natl. Acad. Sci. U.S.A. 106:5865-5870(2009).
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 Evidence={ECO:0000256|PIRNR:PIRNR000108};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRNR:PIRNR000108,
CC ECO:0000256|PIRSR:PIRSR000108-3};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PIRNR:PIRNR000108,
CC ECO:0000256|PIRSR:PIRSR000108-3};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit.
CC {ECO:0000256|PIRNR:PIRNR000108, ECO:0000256|PIRSR:PIRSR000108-3};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- SIMILARITY: Belongs to the isocitrate and isopropylmalate
CC dehydrogenases family. {ECO:0000256|ARBA:ARBA00007769,
CC ECO:0000256|PIRNR:PIRNR000108}.
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DR EMBL; CP000702; ABQ47608.1; -; Genomic_DNA.
DR RefSeq; WP_011944017.1; NC_009486.1.
DR AlphaFoldDB; A5IN35; -.
DR STRING; 390874.Tpet_1602; -.
DR KEGG; tpt:Tpet_1602; -.
DR eggNOG; COG0538; Bacteria.
DR HOGENOM; CLU_023296_1_1_0; -.
DR Proteomes; UP000006558; Chromosome.
DR GO; GO:0004450; F:isocitrate dehydrogenase (NADP+) activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006102; P:isocitrate metabolic process; IEA:InterPro.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-KW.
DR Gene3D; 3.40.718.10; Isopropylmalate Dehydrogenase; 1.
DR InterPro; IPR004790; Isocitrate_DH_NADP.
DR InterPro; IPR024084; IsoPropMal-DH-like_dom.
DR NCBIfam; TIGR00127; nadp_idh_euk; 1.
DR PANTHER; PTHR11822:SF21; ISOCITRATE DEHYDROGENASE [NADP], MITOCHONDRIAL; 1.
DR PANTHER; PTHR11822; NADP-SPECIFIC ISOCITRATE DEHYDROGENASE; 1.
DR Pfam; PF00180; Iso_dh; 1.
DR PIRSF; PIRSF000108; IDH_NADP; 1.
DR SMART; SM01329; Iso_dh; 1.
DR SUPFAM; SSF53659; Isocitrate/Isopropylmalate dehydrogenase-like; 1.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR000108};
KW Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|PIRNR:PIRNR000108};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR000108}; NADP {ECO:0000256|PIRNR:PIRNR000108};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000108};
KW Tricarboxylic acid cycle {ECO:0000256|PIRNR:PIRNR000108}.
FT DOMAIN 9..391
FT /note="Isopropylmalate dehydrogenase-like"
FT /evidence="ECO:0000259|SMART:SM01329"
FT BINDING 77
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 94..100
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 109
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 132
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 247
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT BINDING 270
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT SITE 139
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
FT SITE 208
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
SQ SEQUENCE 399 AA; 45421 MW; F60EFA37A1B23E2D CRC64;
MEKIKVKNPI VELDGDEMAR VMWKMIKEKL ILPYLDVQLV YFDLGIKKRD ETDDQITIEA
AKAIKKYGVG VKCATITPDA ERVKEYNLKK AWKSPNATIR AYLDGTVFRK PIMVKNVPPL
VKRWKKPIII GRHAYGDIYN AVEVKVEGPA EVELVVRNKE NKTLLVHKFE GNGVVMAMHN
LEKSIRSFAQ SCINYAISEK VDIWFATKDT ISKVYHAYFK DIFQEEVDKR KEELEKAGVN
YRYMLIDDAA AQILRSEGGM LWACMNYEGD IMSDMIASGF GSLGLMTSVL VSPDGVYEFE
AAHGTVRRHY YRYLKGEKTS TNPTASIFAW TGAIRKRGEL DGTPEVCEFA DKLEKAVINT
IESGVITKDL QPFTEPSIDK YVTLEEFIDE VKKNLEKLL
//
