ID A2U0V2_9FLAO Unreviewed; 736 AA.
AC A2U0V2;
DT 20-MAR-2007, integrated into UniProtKB/TrEMBL.
DT 20-MAR-2007, sequence version 1.
DT 24-JAN-2024, entry version 80.
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 Name=icd {ECO:0000313|EMBL:EAQ41915.1};
GN ORFNames=MED152_04335 {ECO:0000313|EMBL:EAQ41915.1};
OS Polaribacter sp. MED152.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=313598 {ECO:0000313|EMBL:EAQ41915.1, ECO:0000313|Proteomes:UP000006470};
RN [1] {ECO:0000313|EMBL:EAQ41915.1, ECO:0000313|Proteomes:UP000006470}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MED152 {ECO:0000313|EMBL:EAQ41915.1};
RX PubMed=17215843; DOI=10.1038/nature05381;
RA Gomez-Consarnau L., Gonzalez J.M., Coll-Llado M., Gourdon P., Pascher T.,
RA Neutze R., Pedros-Alio C., Pinhassi J.;
RT "Light stimulates growth of proteorhodopsin-containing marine
RT Flavobacteria.";
RL Nature 445:210-213(2007).
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; CP004349; EAQ41915.1; -; Genomic_DNA.
DR RefSeq; WP_015480636.1; NC_020830.1.
DR AlphaFoldDB; A2U0V2; -.
DR STRING; 313598.MED152_04335; -.
DR KEGG; pom:MED152_04335; -.
DR eggNOG; COG2838; Bacteria.
DR HOGENOM; CLU_025308_1_0_10; -.
DR OrthoDB; 9807643at2; -.
DR Proteomes; UP000006470; 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 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 ECO:0000313|EMBL:EAQ41915.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000006470};
KW Tricarboxylic acid cycle {ECO:0000256|PIRNR:PIRNR009407}.
FT BINDING 80..85
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 130..137
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 133
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 143
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 348
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 545
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-2"
FT BINDING 546
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 550
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-3"
FT BINDING 582..583
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 587
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 598..600
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT BINDING 647
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-4"
FT SITE 253
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
FT SITE 418
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR009407-1"
SQ SEQUENCE 736 AA; 80555 MW; DCA11D6C39C14C03 CRC64;
MAKIIYTKTD EAPALATRSF LPIVKAFTKS SNIEIEVKDI SLAARILANF SHYLTENQKV
EDALSILGDL AKQPEANIIK LPNISASVSQ LTEAISELQK LGYNIPDYPE NATTEEEKSI
LALYNKVKGS AVNPVLREGN SDRRAPKAIK NYARKNPHSM GAWSSDSKTH VASMKSGDFA
NSEKSVTVAK ATDVSIKHIS NSGEETVLKA KVSLLDGEII DATAMSKKAL LAFLEEQVAD
AKDKGLLLSL HMKATMMKVS DPIIFGHAVK IFFKDLFEKH AETFNEIGVD ANVGFANVIS
NLDEISLEKK AEILADIAEI YKNGPALAMV NSDKGITNLH VPSDVIIDAS MPAMIRNSGK
MWNADGELQD TKAIIPDSSY AGIYEATIEF CKKNGAFDPT TMGTVPNVGL MAQKAEEYGS
HDKTFEIAAD GKVQVIDADG QILIEHNVEE GDIWRMCQTK DLPIQDWVKL AVTRARASNT
PAVFWLDESR AHDAEIIAKV NTYLKNHDTS GLDIRILSPV KATEFTLERI AKGEDTISVS
GNVLRDYLTD LFPILEVGTS AKMLSIVPLM NGGGLFETGA GGSAPKHVEQ FIEENHLRWD
SLGEFLALAV SLEHLGTTTN NEKALILAET LDEATDTFLD QNRSPSRKVG ELDNRGSHFY
LAKYWADGLA NQDKNAELKE EFTKIAEALS NNESQIVKEL NDIQGRSVNI GGYYLPNEDL
VVDAMRPNEV LNAILN
//