ID   G6PI_STAA1              Reviewed;         443 AA.
AC   A7X0H6;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   27-MAR-2024, entry version 79.
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=SAHV_0957;
OS   Staphylococcus aureus (strain Mu3 / ATCC 700698).
OC   Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=418127;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Mu3 / ATCC 700698;
RX   PubMed=17954695; DOI=10.1128/aac.00534-07;
RA   Neoh H.-M., Cui L., Yuzawa H., Takeuchi F., Matsuo M., Hiramatsu K.;
RT   "Mutated response regulator graR is responsible for phenotypic conversion
RT   of Staphylococcus aureus from heterogeneous vancomycin-intermediate
RT   resistance to vancomycin-intermediate resistance.";
RL   Antimicrob. Agents Chemother. 52:45-53(2008).
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; AP009324; BAF77840.1; -; Genomic_DNA.
DR   RefSeq; WP_000148852.1; NC_009782.1.
DR   AlphaFoldDB; A7X0H6; -.
DR   SMR; A7X0H6; -.
DR   KEGG; saw:SAHV_0957; -.
DR   HOGENOM; CLU_037303_0_1_9; -.
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   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; 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.
FT   CHAIN           1..443
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000014025"
FT   ACT_SITE        285
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        306
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        420
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   443 AA;  49794 MW;  DE416156A0203FAC CRC64;
     MTHIQLDFSK TLEFFGEHEL KQQQEIVKSI HKTIHEGTGA GSDFLGWVDL PVDYDKEEFS
     RIVEASKRIK ENSDVLVVIG IGGSYLGARA AIEMLTSSFR NSNEYPEIVF VGNHLSSTYT
     KELVDYLADK DFSVNVISKS GTTTEPAVAF RLFKQLVEER YGKEEAQKRI FATTDKEKGA
     LKQLATNEGY ETFIVPDDVG GRYSVLTAVG LLPIATAGIN IEAMMIGAAK AREELSSDKL
     EDNIAYQYAT IRNILYAKGY TTEMLINYEP SMQYFNEWWK QLFGESEGKD FKGIYPSSAN
     YTTDLHSLGQ YVQEGRRFLF ETVVKVNHPK YDITIEKDSD DLDGLNYLAG KTIDEVNTKA
     FEGTLLAHTD GGVPNMVVNI PQLDEETFGY VVYFFELACA MSGYQLGVNP FNQPGVEAYK
     QNMFALLGKP GFEDLKKELE ERL
//