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PCKG_CHLCV
ID   PCKG_CHLCV              Reviewed;         600 AA.
AC   Q821M4;
DT   25-JUL-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 110.
DE   RecName: Full=Phosphoenolpyruvate carboxykinase [GTP] {ECO:0000255|HAMAP-Rule:MF_00452};
DE            Short=PEP carboxykinase {ECO:0000255|HAMAP-Rule:MF_00452};
DE            Short=PEPCK {ECO:0000255|HAMAP-Rule:MF_00452};
DE            EC=4.1.1.32 {ECO:0000255|HAMAP-Rule:MF_00452};
GN   Name=pckG {ECO:0000255|HAMAP-Rule:MF_00452}; Synonyms=pckA;
GN   OrderedLocusNames=CCA_00916;
OS   Chlamydia caviae (strain ATCC VR-813 / DSM 19441 / 03DC25 / GPIC)
OS   (Chlamydophila caviae).
OC   Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC   Chlamydia/Chlamydophila group; Chlamydia.
OX   NCBI_TaxID=227941;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC VR-813 / DSM 19441 / 03DC25 / GPIC;
RX   PubMed=12682364; DOI=10.1093/nar/gkg321;
RA   Read T.D., Myers G.S.A., Brunham R.C., Nelson W.C., Paulsen I.T.,
RA   Heidelberg J.F., Holtzapple E.K., Khouri H.M., Federova N.B., Carty H.A.,
RA   Umayam L.A., Haft D.H., Peterson J.D., Beanan M.J., White O.,
RA   Salzberg S.L., Hsia R.-C., McClarty G., Rank R.G., Bavoil P.M.,
RA   Fraser C.M.;
RT   "Genome sequence of Chlamydophila caviae (Chlamydia psittaci GPIC):
RT   examining the role of niche-specific genes in the evolution of the
RT   Chlamydiaceae.";
RL   Nucleic Acids Res. 31:2134-2147(2003).
CC   -!- FUNCTION: Catalyzes the conversion of oxaloacetate (OAA) to
CC       phosphoenolpyruvate (PEP), the rate-limiting step in the metabolic
CC       pathway that produces glucose from lactate and other precursors derived
CC       from the citric acid cycle. {ECO:0000255|HAMAP-Rule:MF_00452}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=GTP + oxaloacetate = CO2 + GDP + phosphoenolpyruvate;
CC         Xref=Rhea:RHEA:10388, ChEBI:CHEBI:16452, ChEBI:CHEBI:16526,
CC         ChEBI:CHEBI:37565, ChEBI:CHEBI:58189, ChEBI:CHEBI:58702; EC=4.1.1.32;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00452};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00452};
CC       Note=Binds 1 Mn(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00452};
CC   -!- PATHWAY: Carbohydrate biosynthesis; gluconeogenesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00452}.
CC   -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00452}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00452}.
CC   -!- SIMILARITY: Belongs to the phosphoenolpyruvate carboxykinase [GTP]
CC       family. {ECO:0000255|HAMAP-Rule:MF_00452}.
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DR   EMBL; AE015925; AAP05655.1; -; Genomic_DNA.
DR   RefSeq; WP_011006869.1; NC_003361.3.
DR   AlphaFoldDB; Q821M4; -.
DR   SMR; Q821M4; -.
DR   STRING; 227941.CCA_00916; -.
DR   EnsemblBacteria; AAP05655; AAP05655; CCA_00916.
DR   KEGG; cca:CCA_00916; -.
DR   eggNOG; COG1274; Bacteria.
DR   HOGENOM; CLU_028872_1_1_0; -.
DR   OMA; GPTNNWV; -.
DR   OrthoDB; 267285at2; -.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000002193; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0030145; F:manganese ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004613; F:phosphoenolpyruvate carboxykinase (GTP) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006094; P:gluconeogenesis; IEA:UniProtKB-UniRule.
DR   CDD; cd00819; PEPCK_GTP; 1.
DR   Gene3D; 3.40.449.10; -; 1.
DR   Gene3D; 3.90.228.20; -; 1.
DR   HAMAP; MF_00452; PEPCK_GTP; 1.
DR   InterPro; IPR018091; PEP_carboxykin_GTP_CS.
DR   InterPro; IPR013035; PEP_carboxykinase_C.
DR   InterPro; IPR008209; PEP_carboxykinase_GTP.
DR   InterPro; IPR035077; PEP_carboxykinase_GTP_C.
DR   InterPro; IPR035078; PEP_carboxykinase_GTP_N.
DR   InterPro; IPR008210; PEP_carboxykinase_N.
DR   PANTHER; PTHR11561; PTHR11561; 1.
DR   Pfam; PF00821; PEPCK_GTP; 1.
DR   Pfam; PF17297; PEPCK_N; 1.
DR   PIRSF; PIRSF001348; PEP_carboxykinase_GTP; 1.
DR   SUPFAM; SSF68923; SSF68923; 1.
DR   PROSITE; PS00505; PEPCK_GTP; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Decarboxylase; Gluconeogenesis; GTP-binding; Lyase; Manganese;
KW   Metal-binding; Nucleotide-binding.
FT   CHAIN           1..600
FT                   /note="Phosphoenolpyruvate carboxykinase [GTP]"
FT                   /id="PRO_0000103596"
FT   ACT_SITE        269
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         76
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         216..218
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         225
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         245
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         267
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         268..273
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         292
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         381..383
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         383
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         414
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
FT   BINDING         508..511
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00452"
SQ   SEQUENCE   600 AA;  66286 MW;  5094CFC0E9691932 CRC64;
     MTSAWSSEIQ HEGLKQWIQE VAELVTPDDI RICNGSDSEY AEVYGIMEKS GVAIPLNPDV
     HPNCFLVRSS PEDVARVEQF TFICTTKKED AGPTNNWRDP QEMRQELQGL FRGCMRGRTL
     YVIPFCMGPL NSPFSLIGVE LTDSPYVVCS MKIMTRMGAE VLKSLGTTGS FHKCLHSVGA
     PLSPGEKDVA WPCNPKNMRI VHFQDDSSVM SFGSGYGGNA LLGKKSVALR LASYIARSQG
     WLAEHMLIIG VTNPEGQKKY FAASFPSACG KTNLAMLMPK IPGWEVECIG DDIAWIRPGP
     DGRLYAVNPE FGFFGVAPGT SETTNPNALA TCKTNSVFTN VALTPDGNVW WEGLTSQPPE
     GLIDWRGNPW QPGGAPAAHP NSRFTAPVKQ CPVLDPQWNS PEGVPIEAII FGGRRSETIP
     LVYEALSWQH GVTIGASMSS ATTAAIVGEQ GKLRHDPFAM LPFCGYNMAH YFDHWLSFAS
     NTSLKLPKIY GVNWFRKDKD GNFIWPGFSD NLRVIEWIFR RTNGEESIAK KTPIGYLPEE
     SSLNLEGLNL SSQALQDLLS VDVSGWLKEV ANVREYCKIF GSDLPQTITD ELFRIERELK
 
 
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