ID H2SPF4_TAKRU Unreviewed; 417 AA.
AC H2SPF4;
DT 21-MAR-2012, integrated into UniProtKB/TrEMBL.
DT 17-JUN-2020, sequence version 3.
DT 27-MAR-2024, entry version 65.
DE RecName: Full=Isocitrate dehydrogenase [NADP] {ECO:0000256|PIRNR:PIRNR000108};
DE EC=1.1.1.42 {ECO:0000256|PIRNR:PIRNR000108};
OS Takifugu rubripes (Japanese pufferfish) (Fugu rubripes).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Eupercaria; Tetraodontiformes; Tetradontoidea; Tetraodontidae; Takifugu.
OX NCBI_TaxID=31033 {ECO:0000313|Ensembl:ENSTRUP00000014291.3, ECO:0000313|Proteomes:UP000005226};
RN [1] {ECO:0000313|Ensembl:ENSTRUP00000014291.3, ECO:0000313|Proteomes:UP000005226}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=21551351;
RA Kai W., Kikuchi K., Tohari S., Chew A.K., Tay A., Fujiwara A., Hosoya S.,
RA Suetake H., Naruse K., Brenner S., Suzuki Y., Venkatesh B.;
RT "Integration of the genetic map and genome assembly of fugu facilitates
RT insights into distinct features of genome evolution in teleosts and
RT mammals.";
RL Genome Biol. Evol. 3:424-442(2011).
RN [2] {ECO:0000313|Ensembl:ENSTRUP00000014291.3}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
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 AlphaFoldDB; H2SPF4; -.
DR STRING; 31033.ENSTRUP00000059733; -.
DR Ensembl; ENSTRUT00000014357.3; ENSTRUP00000014291.3; ENSTRUG00000005863.3.
DR eggNOG; KOG1526; Eukaryota.
DR GeneTree; ENSGT00390000012547; -.
DR HOGENOM; CLU_023296_1_1_1; -.
DR TreeFam; TF300428; -.
DR Proteomes; UP000005226; Chromosome 1.
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: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; IPR019818; IsoCit/isopropylmalate_DH_CS.
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.
DR PROSITE; PS00470; IDH_IMDH; 1.
PE 3: Inferred from homology;
KW Glyoxylate bypass {ECO:0000256|ARBA:ARBA00022435};
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};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRNR:PIRNR000108};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR000108};
KW Reference proteome {ECO:0000313|Proteomes:UP000005226};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532,
KW ECO:0000256|PIRNR:PIRNR000108}.
FT DOMAIN 7..403
FT /note="Isopropylmalate dehydrogenase-like"
FT /evidence="ECO:0000259|SMART:SM01329"
FT BINDING 78..80
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 80
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 85
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 97..103
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 112
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 135
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 254
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT BINDING 262
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 277
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT BINDING 312..317
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 330
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT SITE 142
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
FT SITE 214
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
SQ SEQUENCE 417 AA; 46983 MW; 5FA55D4E55011334 CRC64;
LSLMSQKIKA GSAVEMQGDE MTRVIWELIK EKLIFPYLEL DLHSFDLGIE NRDATDDRVT
VDAAEAVQRY SVGIKCATIT PDEKRVEEFK LKQMWRSPNG TIRNILGGTV FREAIICKNI
PRLVPGWTKP IIIGRHAHGD QYKATDFVVP GDGKVEMIYT PASGTPVKYT IHEFKGTGGV
AMGMYNTDKS IQDFAHSSFQ MALSKGWPLY LSTKNTILKK YDGRFKDIFQ EIYEKEYISK
FKDRGIWYEH RLIDDMVAQA MKSDGGFIWA CKNYDGDVQS DSVAQGYGSL GMMTSVLVCP
DGRTVESEAA HGTVTRHYRQ HQEGKETSTN PIASIFAWTR GLLHRAKLDN NAELKTFCEA
LEAVCIETIE AGFMTKDLAI CIKGLAHVSR ADYLNTFEFL DKLAENLKMK LTVQPKL
//