ID   G6PI_CUPMC              Reviewed;         541 AA.
AC   Q1LM68;
DT   17-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT   30-MAY-2006, sequence version 1.
DT   27-MAR-2024, entry version 90.
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};
GN   OrderedLocusNames=Rmet_1879;
OS   Cupriavidus metallidurans (strain ATCC 43123 / DSM 2839 / NBRC 102507 /
OS   CH34) (Ralstonia metallidurans).
OC   Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Cupriavidus.
OX   NCBI_TaxID=266264;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43123 / DSM 2839 / NBRC 102507 / CH34;
RX   PubMed=20463976; DOI=10.1371/journal.pone.0010433;
RA   Janssen P.J., Van Houdt R., Moors H., Monsieurs P., Morin N., Michaux A.,
RA   Benotmane M.A., Leys N., Vallaeys T., Lapidus A., Monchy S., Medigue C.,
RA   Taghavi S., McCorkle S., Dunn J., van der Lelie D., Mergeay M.;
RT   "The complete genome sequence of Cupriavidus metallidurans strain CH34, a
RT   master survivalist in harsh and anthropogenic environments.";
RL   PLoS ONE 5:E10433-E10433(2010).
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; CP000352; ABF08758.1; -; Genomic_DNA.
DR   RefSeq; WP_011516605.1; NC_007973.1.
DR   AlphaFoldDB; Q1LM68; -.
DR   SMR; Q1LM68; -.
DR   STRING; 266264.Rmet_1879; -.
DR   KEGG; rme:Rmet_1879; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_4; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000002429; 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   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; GLUCOSE-6-PHOSPHATE ISOMERASE; 1.
DR   PANTHER; PTHR11469:SF1; GLUCOSE-6-PHOSPHATE ISOMERASE; 1.
DR   Pfam; PF00342; PGI; 1.
DR   PRINTS; PR00662; G6PISOMERASE.
DR   SUPFAM; SSF53697; SIS domain; 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; Reference proteome.
FT   CHAIN           1..541
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_0000252634"
FT   ACT_SITE        354
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        385
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        505
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   541 AA;  59349 MW;  C0CA28A2D2DA80EF CRC64;
     MPTDLQAWNA LRQHHDVVRE TPMQQWFAEA GAAQRVDAFS LEASGLYLDY SKNRITGETL
     ALLMKLAEEA GVPARRDAMF AGEHINATED RAALHVALRA LPDAPFKVDG ASVMPAIHDV
     LRRMREFAGR VRSGVWTGST GQGITDIVNI GIGGSDLGPR MVCRALAHLA DPRGPRVHFV
     SNVDGTELAE TLQRLDPART LAIVCSKTFT TLETMANACS MRDWFLRHGV AENQLARHFV
     AVSTNRDAVV DFGIDPNNMF EFWDWIGGRF SLWSSVGLSI ALAVGFDAFE DLLLGARAMD
     DHFRTAPLAQ NMPVVMAMLG IWYRNFHDMP TSCMAPYSTS LELFPAFLQQ LEMESNGKSV
     QLDGRPVDAD TAPVVWGTAG TNGQHAYFQM IHQGSQIVPV DFVAPLVPPR ELPGHHVKLL
     ANCFAQAEAL MRGRSAEELQ AAGVDAARIP HMVFEGNRPS NMLLMENLTP HVLGALIALY
     EHRTFVQGIV WNINSFDQWG VELGKILARP IEAELSGNAT EAHDASTAAL IARARRSLAR
     S
//