ID   G6PI_RALPJ              Reviewed;         539 AA.
AC   B2UF65;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-2008, sequence version 1.
DT   03-AUG-2022, entry version 85.
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=Rpic_1861;
OS   Ralstonia pickettii (strain 12J).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Ralstonia.
OX   NCBI_TaxID=402626;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=12J;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Meincke L., Brettin T., Detter J.C.,
RA   Han C., Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L.,
RA   Kyrpides N., Mikhailova N., Marsh T., Richardson P.;
RT   "Complete sequence of chromosome 1 of Ralstonia pickettii 12J.";
RL   Submitted (MAY-2008) 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; CP001068; ACD26997.1; -; Genomic_DNA.
DR   RefSeq; WP_012435848.1; NC_010682.1.
DR   AlphaFoldDB; B2UF65; -.
DR   SMR; B2UF65; -.
DR   STRING; 402626.Rpic_1861; -.
DR   EnsemblBacteria; ACD26997; ACD26997; Rpic_1861.
DR   KEGG; rpi:Rpic_1861; -.
DR   PATRIC; fig|402626.5.peg.3013; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_4; -.
DR   OMA; IGVWYIN; -.
DR   OrthoDB; 417261at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
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   Gene3D; 1.10.1390.10; -; 1.
DR   HAMAP; MF_00473; G6P_isomerase; 1.
DR   InterPro; IPR001672; G6P_Isomerase.
DR   InterPro; IPR023096; G6P_Isomerase_C.
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; 1.
DR   PRINTS; PR00662; G6PISOMERASE.
DR   SUPFAM; SSF53697; SSF53697; 1.
DR   PROSITE; PS00765; P_GLUCOSE_ISOMERASE_1; 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.
FT   CHAIN           1..539
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000125747"
FT   ACT_SITE        353
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        384
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        505
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   539 AA;  59060 MW;  CA8026F901DA077D CRC64;
     MPTALPAWQS LTQHAESIRA THMRDWFAAP DAEERVRAFT LEAAGLTVDY SKNRITPDTL
     SQLLQLAEEA GVLTLRDAML RGERINNTEH RAVLHVALRG RAEHDYRADG EPVMPEVLRV
     RAQMRDFANR VHSGAWTGHS GRRITDVVNI GIGGSDLGPR MVCRALDHLA VPQVRVHFVS
     NVDGTDLAET LDHLNPDTTL AIVCSKTFTT LETMANAHSM RRWFVDHGVA ESQLKHHFVA
     VSTNREAVVQ FGIDPDNMFT FWDWVGGRFS LWSAVGLSIV LAIGPQQFEA MLDGARAMDR
     HFATAAPREN LPLILGMLSV WYRGFFDAAS ACTVPYCAPL ELLTDFMQQL EMESNGKSVQ
     RNGAAIDTDT GPIVWGTAGT NGQHAYFQLI HQGSQIVPVD FITTLEPVRN LPGHHAKLLA
     NCFAQGEALL LGRTAEEVRA GGVTDEALVP HMVFEGNRPS TTILMERLDA ASLGALIACA
     EHRTFVQGAV WNINSFDQWG VELGKKLAKP IQAELEGAPA SVAHDASTVA LIRRAKAAL