ID A3U876_CROAH Unreviewed; 738 AA.
AC A3U876;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 27-MAR-2024, entry version 85.
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 OrderedLocusNames=CA2559_06770 {ECO:0000313|EMBL:EAP88443.1};
OS Croceibacter atlanticus (strain ATCC BAA-628 / HTCC2559 / KCTC 12090).
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Croceibacter.
OX NCBI_TaxID=216432 {ECO:0000313|EMBL:EAP88443.1, ECO:0000313|Proteomes:UP000002297};
RN [1] {ECO:0000313|EMBL:EAP88443.1, ECO:0000313|Proteomes:UP000002297}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-628 / HTCC2559 / KCTC 12090
RC {ECO:0000313|Proteomes:UP000002297};
RX PubMed=20639333; DOI=10.1128/JB.00733-10;
RA Oh H.M., Kang I., Ferriera S., Giovannoni S.J., Cho J.C.;
RT "The complete genome sequence of Croceibacter atlanticus HTCC2559T.";
RL J. Bacteriol. 192:4796-4797(2010).
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; CP002046; EAP88443.1; -; Genomic_DNA.
DR RefSeq; WP_013187111.1; NC_014230.1.
DR AlphaFoldDB; A3U876; -.
DR STRING; 216432.CA2559_06770; -.
DR KEGG; cat:CA2559_06770; -.
DR eggNOG; COG2838; Bacteria.
DR HOGENOM; CLU_025308_1_0_10; -.
DR OrthoDB; 9807643at2; -.
DR Proteomes; UP000002297; 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: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:UP000002297};
KW Tricarboxylic acid cycle {ECO:0000256|PIRNR:PIRNR009407}.
FT REGION 139..175
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 82..87
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 132..139
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 135
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 145
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 350
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 547
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 548
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 552
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 584..585
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 589
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 600..602
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 649
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT SITE 255
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
FT SITE 420
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
SQ SEQUENCE 738 AA; 81600 MW; 75B859B38EF791AD CRC64;
MKQATIKYTK TDEAPMLATH SFLPIVQRFT KTSNITIDVE DISLAGRIIA TFSDRLTEEQ
KQYDALAALG ELAKQPEANI IKLPNISASV PQLNAAVLEL QAKGFDIPTY PEDAETEEDK
ALRAKFAKCL GSAVNPVLRE GNSDRRAPKP VKQYAKNNPH RMGEWSSDSK SHVSTMDHGD
FRHNEKSVTI KNAGSLKIEH VGKDGEVTTL KDKVSVLDGE VIDASVMEKT ALINFLKEQV
KDAKDKGILF SLHMKATMMK VSDPKIFGHA VRVFFAPVFE KYGETFDELG VDVNNGFGDL
IAKLPELPNA KREEIEAAIE ACYNEQPDLA MVNSDKGITN LHVPSDVIID ASMPAMIRTS
GQMWNKEGNQ QDTKAVIPDS SYAGIYQETI EFCKTHGAFD PTTMGTVPNV GLMAQKAEEY
GSHDKTFEIE TEGTVRVVDA QGNTLTEHNV SEGDIWRMCQ VKDLPIQDWV KLAVRRAKAS
QTPAIFWLDK TRAHDAELIT KVNTYLADLD TDGLDIQIMS PVEATKYTLA RMREGKDTIS
VTGNVLRDYN TDLFPILELG TSAKMLSIVP LMNGGGLFET GAGGSAPKHV QQFVEEGHLR
WDSLGEFLAL AVSLEHLSEF ADNPKAQILA DTLDEATVKF LENRKSPSRK VNELDNRGSH
FYLAMYWAQG LASQDKDADL KDEFASLAET MQANEDKIIK ELNAAQGAPV NIDGYYYPDY
NKVSKAMRPS ETLNAILN
//
