ID   G6PI1_CLAMI             Reviewed;         568 AA.
AC   P54237;
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 mildrediae.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; malvids; Myrtales; Onagraceae; Onagroideae; Onagreae; Clarkia.
OX   NCBI_TaxID=49756;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=Population Weeden 165A;
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; X89389; CAA61569.1; -; Genomic_DNA.
DR   AlphaFoldDB; P54237; -.
DR   SMR; P54237; -.
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_0000180556"
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;  62665 MW;  EF487A59D734EB8A CRC64;
     MASPALISET EAWKDLKAHL EGIKRTHLRE LMGDTERCQS MMVEFDNIFL DYSRQQAIPD
     TIKKLYKLAD AAHLKQKIDR MYNGDHINST ENRSVLHVAL RAPRDSAICS DGKNVVPDVW
     NVLDKIKDFS DRVRNGSWIG ATGKELKDVI AVGIGGSFLG PLFVHTALQT DPEASKNARG
     RELRFLANVD PIDVARNISG LNPETTLVVV VSKTFTTAET MLNARTLREW ISSALGPTAV
     AKHMVAVSTN IPLVEKFGID PNNAFAFWDW VGGRYSVCSA VGVLPLSLQY GFAVVEKFLQ
     GAHSIDQHFS SAPFEKNIPV LLGLLSVWNV SFLGYPARAI LPYSQALEKL APHIQQVSME
     SNGKGVSIDG LPLPFESGEI DFGEPGTNGQ HSFYQLIHQG RVIPCDFIGV VKSQQPVYLK
     GEVVNNHDEL MSNFFAQPDA LAYGKTPEQL KNENVAEHLI PHKTFTGNRP SLSILLPTLD
     AYRIGQLLAI YEHRVAVQGF VWGINSFDQW GVELGKSLAT QVRKQLHGSR VKGEPVEGFN
     FSTKTLLTKY LEATSDVPAD PSTLLPNI