ID   G6PI1_CLAFR             Reviewed;         568 AA.
AC   P54236;
DT   01-OCT-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1996, sequence version 1.
DT   03-AUG-2022, entry version 78.
DE   RecName: Full=Glucose-6-phosphate isomerase, cytosolic 1;
DE            Short=GPI;
DE            EC=5.3.1.9;
DE   AltName: Full=Phosphoglucose isomerase;
DE            Short=PGI;
DE   AltName: Full=Phosphohexose isomerase;
DE            Short=PHI;
GN   Name=PGIC1;
OS   Clarkia franciscana.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; malvids; Myrtales; Onagraceae; Onagroideae; Onagreae; Clarkia.
OX   NCBI_TaxID=49755;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=Population LDG 7101;
RX   AGRICOLA=IND20535960; DOI=10.2307/2419558;
RA   Gottlieb L.D., Ford V.S.;
RT   "Phylogenetic relationships among the sections of Clarkia (Onagraceae)
RT   inferred from the nucleotide sequences of PgiC.";
RL   Syst. Bot. 21:1-18(1996).
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;
CC   -!- PATHWAY: Carbohydrate degradation; glycolysis; D-glyceraldehyde 3-
CC       phosphate and glycerone phosphate from D-glucose: step 2/4.
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the GPI family. {ECO:0000305}.
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DR   EMBL; X89396; CAA61576.1; -; Genomic_DNA.
DR   AlphaFoldDB; P54236; -.
DR   SMR; P54236; -.
DR   UniPathway; UPA00109; UER00181.
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-EC.
DR   GO; GO:0006094; P:gluconeogenesis; IEA:UniProtKB-KW.
DR   GO; GO:0006096; P:glycolytic process; IEA:UniProtKB-UniPathway.
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..568
FT                   /note="Glucose-6-phosphate isomerase, cytosolic 1"
FT                   /id="PRO_0000180554"
FT   ACT_SITE        360
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        391
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        516
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   568 AA;  62682 MW;  C087C81BF1595391 CRC64;
     MASPALISET EAWKDLKAHL EGIKTTHLRE LMGDTERCQS MMVEFDNIFL DYSRQQASPD
     TINKLYKLAD AAHLKQKIDR MYNGDHINIT ENRSVLHVAL RAPRNSAICS DGKNVVPDVW
     NVLDKIKDFS DRVRNGSWIG ATGKELKDVI AVGIGGSFLG PLFVHTALQT DPEASKNARG
     RELRFLANVD PIDVARNISG LNPETTLVVV VSKTFTTAET MLNARTLREW ISSALGPSAV
     AKHMVAVSTN LPLVEKFGID PINTFAFWDW VGGRYSVCSA VGVLPLSLQY GFAVVEKFLQ
     GAHSIDQHFS SAPFEKNIPV LLGLLSVWNV SFLGYPARAI LPYSQALEKL APHIQQVSME
     SNGKGVSIDG LPLPFESGEI DFGEPGTNGQ HSFYQLIHQG RVIPCDFIGV VKSQQPVYLK
     GEVVNNHDEL MSNFFAQPDA LAYGKTPEQL KKENVSEHLI PHKTFTGNRP SLSILLPTLD
     AYRIGQLLAI YEHRVAVQGF VWGINSFDQW GVELGKSLAT QVRKQLHASR VKGEPVEGFN
     FSTKTLLTRY LEATSDVPAD PSTLLPNI