ID A0A1G7WRL3_9FLAO Unreviewed; 742 AA.
AC A0A1G7WRL3;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 18.
DE RecName: Full=Isocitrate dehydrogenase [NADP] {ECO:0000256|PIRNR:PIRNR009407};
DE EC=1.1.1.42 {ECO:0000256|PIRNR:PIRNR009407};
DE AltName: Full=Oxalosuccinate decarboxylase {ECO:0000256|PIRNR:PIRNR009407};
GN ORFNames=SAMN04488027_10685 {ECO:0000313|EMBL:SDG74582.1};
OS Psychroflexus sediminis.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Psychroflexus.
OX NCBI_TaxID=470826 {ECO:0000313|EMBL:SDG74582.1, ECO:0000313|Proteomes:UP000199296};
RN [1] {ECO:0000313|EMBL:SDG74582.1, ECO:0000313|Proteomes:UP000199296}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 19803 {ECO:0000313|EMBL:SDG74582.1,
RC ECO:0000313|Proteomes:UP000199296};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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:PIRNR009407};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR009407-3};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PIRSR:PIRSR009407-3};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit.
CC {ECO:0000256|PIRSR:PIRSR009407-3};
CC -!- SIMILARITY: Belongs to the monomeric-type IDH family.
CC {ECO:0000256|PIRNR:PIRNR009407}.
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DR EMBL; FNCW01000006; SDG74582.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G7WRL3; -.
DR STRING; 470826.SAMN04488027_10685; -.
DR OrthoDB; 9807643at2; -.
DR Proteomes; UP000199296; Unassembled WGS sequence.
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: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; IPR004436; Isocitrate_DH_NADP_mono.
DR NCBIfam; TIGR00178; monomer_idh; 1.
DR PANTHER; PTHR36999; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR PANTHER; PTHR36999:SF1; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR Pfam; PF03971; IDH; 1.
DR PIRSF; PIRSF009407; IDH_monmr; 1.
DR SUPFAM; SSF53659; Isocitrate/Isopropylmalate dehydrogenase-like; 1.
PE 3: Inferred from homology;
KW Glyoxylate bypass {ECO:0000256|PIRNR:PIRNR009407};
KW Magnesium {ECO:0000256|PIRSR:PIRSR009407-3};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR009407-3};
KW NADP {ECO:0000256|PIRNR:PIRNR009407, ECO:0000256|PIRSR:PIRSR009407-4};
KW Oxidoreductase {ECO:0000256|PIRNR:PIRNR009407};
KW Reference proteome {ECO:0000313|Proteomes:UP000199296};
KW Tricarboxylic acid cycle {ECO:0000256|PIRNR:PIRNR009407}.
FT BINDING 84..89
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 134..141
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 137
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 147
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 352
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 549
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 550
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 554
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 586..587
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 591
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 602..604
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 651
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT SITE 257
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
FT SITE 422
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
SQ SEQUENCE 742 AA; 82884 MW; 16E8F01E00A68124 CRC64;
MGDQSTKIIY TKTDEAPALA TYSFLPIVRR FTESADIKIT SKDISLAARI LADFEDYLTD
DQKVEDNLAY LGELAKTPEA NIIKLPNISA SVPQLTSAIK ELQDKGYKIP DYPENPQNED
QEKIKKRYAK VLGSAVNPVL REGNSDRRVA QPVKEYAQEH PHKLKSWSKD SKSHVSAMTE
GDFYGSEKSV VLAKKDDVKI VHFDSEGNRT VLKESTELNE KEVIDASVMN SKALRKFLAE
QIKDAEEKGV LFSVHLKATM MKVSDPVIFG HAVTVFFKEV FDKYKDEFES IGVDPTNGLG
DVYNKISKLP EEKSKAIQKD IEAIYEKKAD LAMVDSSKGI TNLHVPSDVI IDASMPAALK
EGGKMWNKND ATQDMKAVIP DRSYAGIYQQ VIDFCQKHGA FDVTSMGNVS NVGLMAKKAE
EYGSHDKTFI IPKNGRVDVL NREGHALLSH EVEEGDIWRM CQTKDLPIKD WVGLAVKRAK
NTGNPAIFWL DENRAHDTNL IKKVDTYLKD YDLSGLDIQI MNPKEAMQYT LERVKAGKDT
ISVTGNVLRD YLTDLFPILE LGTSAKMLSI VPLLAGGGLY ETGAGGSAPK HVQQFVKEGH
LRWDSLGEFL ALAVSIEDIA DKTSNNKAKV VAKALNLANS HYLKNDKSPS RKVNEIDNRG
SHFYLALYWA KALASQNEDS VLKAEFEKVA KYLKENEDKI NEELLEAQGE PQDIDGYFFP
DEDKVTQRMR PSATLNSIID NR
//
