ID   G6PI_GEOUR              Reviewed;         530 AA.
AC   A5G7Y7;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   12-JUN-2007, sequence version 1.
DT   03-AUG-2022, entry version 86.
DE   RecName: Full=Glucose-6-phosphate isomerase {ECO:0000255|HAMAP-Rule:MF_00473};
DE            Short=GPI {ECO:0000255|HAMAP-Rule:MF_00473};
DE            EC=5.3.1.9 {ECO:0000255|HAMAP-Rule:MF_00473};
DE   AltName: Full=Phosphoglucose isomerase {ECO:0000255|HAMAP-Rule:MF_00473};
DE            Short=PGI {ECO:0000255|HAMAP-Rule:MF_00473};
DE   AltName: Full=Phosphohexose isomerase {ECO:0000255|HAMAP-Rule:MF_00473};
DE            Short=PHI {ECO:0000255|HAMAP-Rule:MF_00473};
GN   Name=pgi {ECO:0000255|HAMAP-Rule:MF_00473}; OrderedLocusNames=Gura_3752;
OS   Geotalea uraniireducens (strain Rf4) (Geobacter uraniireducens).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Desulfuromonadales;
OC   Geobacteraceae; Geotalea.
OX   NCBI_TaxID=351605;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1134 / JCM 13001 / Rf4;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chertkov O., Brettin T., Bruce D., Han C., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Mikhailova N., Shelobolina E., Aklujkar M.,
RA   Lovley D., Richardson P.;
RT   "Complete sequence of Geobacter uraniireducens Rf4.";
RL   Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the reversible isomerization of glucose-6-phosphate
CC       to fructose-6-phosphate. {ECO:0000255|HAMAP-Rule:MF_00473}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=alpha-D-glucose 6-phosphate = beta-D-fructose 6-phosphate;
CC         Xref=Rhea:RHEA:11816, ChEBI:CHEBI:57634, ChEBI:CHEBI:58225;
CC         EC=5.3.1.9; Evidence={ECO:0000255|HAMAP-Rule:MF_00473};
CC   -!- PATHWAY: Carbohydrate biosynthesis; gluconeogenesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00473}.
CC   -!- PATHWAY: Carbohydrate degradation; glycolysis; D-glyceraldehyde 3-
CC       phosphate and glycerone phosphate from D-glucose: step 2/4.
CC       {ECO:0000255|HAMAP-Rule:MF_00473}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00473}.
CC   -!- SIMILARITY: Belongs to the GPI family. {ECO:0000255|HAMAP-
CC       Rule:MF_00473}.
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DR   EMBL; CP000698; ABQ27905.1; -; Genomic_DNA.
DR   RefSeq; WP_011940554.1; NC_009483.1.
DR   AlphaFoldDB; A5G7Y7; -.
DR   SMR; A5G7Y7; -.
DR   STRING; 351605.Gura_3752; -.
DR   EnsemblBacteria; ABQ27905; ABQ27905; Gura_3752.
DR   KEGG; gur:Gura_3752; -.
DR   HOGENOM; CLU_033288_0_0_7; -.
DR   OMA; IGVWYIN; -.
DR   OrthoDB; 417261at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000006695; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0097367; F:carbohydrate derivative binding; IEA:InterPro.
DR   GO; GO:0004347; F:glucose-6-phosphate isomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006094; P:gluconeogenesis; IEA:UniProtKB-UniRule.
DR   GO; GO:0006096; P:glycolytic process; IEA:UniProtKB-UniRule.
DR   CDD; cd05015; SIS_PGI_1; 1.
DR   CDD; cd05016; SIS_PGI_2; 1.
DR   HAMAP; MF_00473; G6P_isomerase; 1.
DR   InterPro; IPR001672; G6P_Isomerase.
DR   InterPro; IPR018189; Phosphoglucose_isomerase_CS.
DR   InterPro; IPR046348; SIS_dom_sf.
DR   InterPro; IPR035476; SIS_PGI_1.
DR   InterPro; IPR035482; SIS_PGI_2.
DR   PANTHER; PTHR11469; PTHR11469; 1.
DR   Pfam; PF00342; PGI; 2.
DR   PRINTS; PR00662; G6PISOMERASE.
DR   SUPFAM; SSF53697; SSF53697; 1.
DR   PROSITE; PS00174; P_GLUCOSE_ISOMERASE_2; 1.
DR   PROSITE; PS51463; P_GLUCOSE_ISOMERASE_3; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Gluconeogenesis; Glycolysis; Isomerase; Reference proteome.
FT   CHAIN           1..530
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000135531"
FT   ACT_SITE        322
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        351
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        455
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   530 AA;  58219 MW;  90D44ADF2DC5F50A CRC64;
     MDKLHLWERY KSHLNVNPAI GLMLDISRMD FPDGFFNDIE QRMQKAFNDM AELEGGAIAN
     QDERRMVGHY WLREPNLAPT GGLAAEIAFT LRGIKEFAAG VHDGTVTAPT GKRFMRMLVV
     GIGGSALGPQ FVADALGSAA DRLRPYFFDN TDPDGMDRVL AEIGASLRET MTIVISKSGG
     TKETRNGMLE AKRAYHAMGL EFAEHAVAVT GKDSELDKTA VREGWLARFP MWDWVGGRTS
     VTSAVGLLPA ALQGIDIAAL LEGARLCDEI TRGRETRANP AALLALMWHH ATAGRGAKDM
     VILPYKDRLL LFSRYLQQLI MESIGKERDL DGNIVNQGIA VYGNKGSTDQ HAYVQQLREG
     VNNFFVTFIE VLQDREGKSM EVEAGVTSGD YLNGFFQGTR QALYENGRES LTITVDRLDA
     RTIGALIALY ERAVGYYASL VNINAYHQPG VEAGKKAAGV VLNLQGEVLS YLHRAQGMEF
     TAEEMAAAIG AEKEVETVFK ILLHASANPG HGIAREAGET VFDWRFRSVR