ID C5AXM3_METEA Unreviewed; 404 AA.
AC C5AXM3;
DT 28-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 28-JUL-2009, sequence version 1.
DT 24-JAN-2024, entry version 97.
DE RecName: Full=Isocitrate dehydrogenase [NADP] {ECO:0000256|PIRNR:PIRNR000108};
DE EC=1.1.1.42 {ECO:0000256|PIRNR:PIRNR000108};
GN Name=icd {ECO:0000313|EMBL:ACS41091.1};
GN OrderedLocusNames=MexAM1_META1p3354 {ECO:0000313|EMBL:ACS41091.1};
OS Methylorubrum extorquens (strain ATCC 14718 / DSM 1338 / JCM 2805 / NCIMB
OS 9133 / AM1) (Methylobacterium extorquens).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Methylobacteriaceae; Methylorubrum.
OX NCBI_TaxID=272630 {ECO:0000313|EMBL:ACS41091.1, ECO:0000313|Proteomes:UP000009081};
RN [1] {ECO:0000313|EMBL:ACS41091.1, ECO:0000313|Proteomes:UP000009081}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 14718 / DSM 1338 / JCM 2805 / NCIMB 9133 / AM1
RC {ECO:0000313|Proteomes:UP000009081};
RX PubMed=19440302; DOI=10.1371/journal.pone.0005584;
RA Vuilleumier S., Chistoserdova L., Lee M.-C., Bringel F., Lajus A., Zhou Y.,
RA Gourion B., Barbe V., Chang J., Cruveiller S., Dossat C., Gillett W.,
RA Gruffaz C., Haugen E., Hourcade E., Levy R., Mangenot S., Muller E.,
RA Nadalig T., Pagni M., Penny C., Peyraud R., Robinson D.G., Roche D.,
RA Rouy Z., Saenampechek C., Salvignol G., Vallenet D., Wu Z., Marx C.J.,
RA Vorholt J.A., Olson M.V., Kaul R., Weissenbach J., Medigue C.,
RA Lidstrom M.E.;
RT "Methylobacterium genome sequences: a reference blueprint to investigate
RT microbial metabolism of C1 compounds from natural and industrial sources.";
RL PLoS ONE 4:E5584-E5584(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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP001510; ACS41091.1; -; Genomic_DNA.
DR RefSeq; WP_003597941.1; NC_012808.1.
DR AlphaFoldDB; C5AXM3; -.
DR STRING; 272630.MexAM1_META1p3354; -.
DR KEGG; mea:Mex_1p3354; -.
DR eggNOG; COG0538; Bacteria.
DR HOGENOM; CLU_023296_1_1_5; -.
DR OMA; HGTVQRH; -.
DR OrthoDB; 9765655at2; -.
DR Proteomes; UP000009081; Chromosome.
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: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] CYTOPLASMIC; 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 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:UP000009081};
KW Tricarboxylic acid cycle {ECO:0000256|PIRNR:PIRNR000108}.
FT DOMAIN 9..394
FT /note="Isopropylmalate dehydrogenase-like"
FT /evidence="ECO:0000259|SMART:SM01329"
FT BINDING 75..77
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 77
FT /ligand="D-threo-isocitrate"
FT /ligand_id="ChEBI:CHEBI:15562"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-2"
FT BINDING 82
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
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 250
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT BINDING 258
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 273
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-3"
FT BINDING 308..313
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT BINDING 326
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-4"
FT SITE 139
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
FT SITE 210
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR000108-1"
SQ SEQUENCE 404 AA; 45098 MW; 13C661520B2A5434 CRC64;
MAKIKVANPV VELDGDEMTR IIWAEIKNKL IHPYLDLDLD YYDLGVEHRD ATNDQVTIDA
AEAIKRHGVG VKCATITPDE ARVEEFKLKE MWRSPNGTIR NILGGVIFRE PIICSNVPRL
VPGWTQPFVI GRHAYGDQYR ATDFKVPGKG RLTIKFEGDD GTVIEKEVFK FPDAGVAMSM
YNLDQSIIDF ARASFNYGLA RKYPVYLSTK NTILKTYDGR FKDLFQKVFD EEFKSKFLSL
GLTYEHRLID DMVASCLKWS GGYVWACKNY DGDVQSDTAA QGFGSLGLMT SVLMTPDGQT
VEAEAAHGTV TRHYREHQKG KATSTNSIAS IFAWTRGLSH RAKLDGNADL AKFAATLEKV
CVDTVEAGHM TKDLALLVGP DQKWLTTNGF LDKVDENLKT AMAV
//