ID F4D3E1_HELPX Unreviewed; 425 AA.
AC F4D3E1;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 24-JAN-2024, entry version 49.
DE RecName: Full=Isocitrate dehydrogenase [NADP] {ECO:0000256|RuleBase:RU004446};
DE EC=1.1.1.42 {ECO:0000256|RuleBase:RU004446};
GN Name=icd {ECO:0000313|EMBL:AEE70979.1};
GN ORFNames=HMPREF0462_1375 {ECO:0000313|EMBL:AEE70979.1};
OS Helicobacter pylori 83.
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=585538 {ECO:0000313|EMBL:AEE70979.1, ECO:0000313|Proteomes:UP000008459};
RN [1] {ECO:0000313|EMBL:AEE70979.1, ECO:0000313|Proteomes:UP000008459}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=83 {ECO:0000313|EMBL:AEE70979.1,
RC ECO:0000313|Proteomes:UP000008459};
RA Muzny D., Qin X., Deng J., Jiang H., Liu Y., Qu J., Song X.-Z., Zhang L.,
RA Thornton R., Coyle M., Francisco L., Jackson L., Javaid M., Korchina V.,
RA Kovar C., Mata R., Mathew T., Ngo R., Nguyen L., Nguyen N., Okwuonu G.,
RA Ongeri F., Pham C., Simmons D., Wilczek-Boney K., Hale W., Jakkamsetti A.,
RA Pham P., Ruth R., San Lucas F., Warren J., Zhang J., Zhao Z., Zhou C.,
RA Zhu D., Lee S., Bess C., Blankenburg K., Forbes L., Fu Q., Gubbala S.,
RA Hirani K., Jayaseelan J.C., Lara F., Munidasa M., Palculict T., Patil S.,
RA Pu L.-L., Saada N., Tang L., Weissenberger G., Zhu Y., Hemphill L.,
RA Shang Y., Youmans B., Ayvaz T., Ross M., Santibanez J., Aqrawi P.,
RA Gross S., Joshi V., Fowler G., Nazareth L., Reid J., Worley K.,
RA Petrosino J., Highlander S., Gibbs R., Gibbs R.;
RL Submitted (MAR-2011) 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|ARBA:ARBA00023554};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR604439-3};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PIRSR:PIRSR604439-3};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit.
CC {ECO:0000256|PIRSR:PIRSR604439-3};
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}.
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DR EMBL; CP002605; AEE70979.1; -; Genomic_DNA.
DR RefSeq; WP_000323941.1; NC_017375.1.
DR AlphaFoldDB; F4D3E1; -.
DR KEGG; hpx:HMPREF0462_1375; -.
DR PATRIC; fig|585538.3.peg.1409; -.
DR HOGENOM; CLU_031953_7_1_7; -.
DR Proteomes; UP000008459; 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: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; IPR019818; IsoCit/isopropylmalate_DH_CS.
DR InterPro; IPR004439; Isocitrate_DH_NADP_dimer_prok.
DR InterPro; IPR024084; IsoPropMal-DH-like_dom.
DR NCBIfam; TIGR00183; prok_nadp_idh; 1.
DR PANTHER; PTHR43504; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR PANTHER; PTHR43504:SF1; ISOCITRATE DEHYDROGENASE [NADP]; 1.
DR Pfam; PF00180; Iso_dh; 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 ECO:0000256|RuleBase:RU004446};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRSR:PIRSR604439-3};
KW Manganese {ECO:0000256|PIRSR:PIRSR604439-3, ECO:0000256|RuleBase:RU004446};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU004446};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|PIRSR:PIRSR604439-2};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000313|EMBL:AEE70979.1};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532,
KW ECO:0000256|RuleBase:RU004446}.
FT DOMAIN 31..421
FT /note="Isopropylmalate dehydrogenase-like"
FT /evidence="ECO:0000259|SMART:SM01329"
FT BINDING 114
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-2"
FT BINDING 123
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-1"
FT BINDING 125
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-1"
FT BINDING 129
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-1"
FT BINDING 139
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-1"
FT BINDING 162
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-1"
FT BINDING 316
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-3"
FT BINDING 348..354
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-2"
FT BINDING 361
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-2"
FT BINDING 400
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-2"
FT BINDING 404
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-2"
FT SITE 169
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-4"
FT SITE 239
FT /note="Critical for catalysis"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-4"
FT MOD_RES 110
FT /note="N6-succinyllysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-5"
FT MOD_RES 123
FT /note="Phosphoserine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-5"
FT MOD_RES 151
FT /note="N6-acetyllysine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604439-5"
SQ SEQUENCE 425 AA; 47519 MW; 2EE59108578FA0EF CRC64;
MAYNPKILQK PKEGEEITIK DNKLHVPNHP IIPFIEGDGI GSDITPAMIK VVDNAVQKAY
KGEKKIAWYE VFVGEKCYQK FKDHKELSPE EQWLLPDTIE AINHYKVSIK GPLTTPIGEG
FRSLNVALRQ KMDLYVCLRP VRWYGSPSPV KEPQKVDMVI FRENSEDIYA GIEWQEGSAE
AKKLIHFLQN ELKVKKIRFP ESSGIGVKPI SKEGTERLVR KAIEYAIDND KPSVTFVHKG
NIMKYTEGAF MKWGYALAQK EFNAQVIDKG PWCSLKNPKT GKEIIIKDMI ADAFLQQILL
RPSEYSVIAT MNLNGDYISD ALAAMVGGIG IAPGANLNDT VGMFEATHGT APKYAGLDKV
NPGSIILSAE MMLRHMGWVE AADLIVSAME KAIKSKKVTY DFARLMDGAK EVKCSEFASV
MIENM
//
