ID   G6PI_SHEON              Reviewed;         545 AA.
AC   Q8EBH1;
DT   23-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
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=SO_3547;
OS   Shewanella oneidensis (strain MR-1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=211586;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MR-1;
RX   PubMed=12368813; DOI=10.1038/nbt749;
RA   Heidelberg J.F., Paulsen I.T., Nelson K.E., Gaidos E.J., Nelson W.C.,
RA   Read T.D., Eisen J.A., Seshadri R., Ward N.L., Methe B.A., Clayton R.A.,
RA   Meyer T., Tsapin A., Scott J., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA   DeBoy R.T., Dodson R.J., Durkin A.S., Haft D.H., Kolonay J.F., Madupu R.,
RA   Peterson J.D., Umayam L.A., White O., Wolf A.M., Vamathevan J.J.,
RA   Weidman J.F., Impraim M., Lee K., Berry K.J., Lee C., Mueller J.,
RA   Khouri H.M., Gill J., Utterback T.R., McDonald L.A., Feldblyum T.V.,
RA   Smith H.O., Venter J.C., Nealson K.H., Fraser C.M.;
RT   "Genome sequence of the dissimilatory metal ion-reducing bacterium
RT   Shewanella oneidensis.";
RL   Nat. Biotechnol. 20:1118-1123(2002).
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; AE014299; AAN56538.1; -; Genomic_DNA.
DR   RefSeq; NP_719094.1; NC_004347.2.
DR   RefSeq; WP_011073376.1; NZ_CP053946.1.
DR   AlphaFoldDB; Q8EBH1; -.
DR   SMR; Q8EBH1; -.
DR   STRING; 211586.SO_3547; -.
DR   PaxDb; Q8EBH1; -.
DR   KEGG; son:SO_3547; -.
DR   PATRIC; fig|211586.12.peg.3441; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_6; -.
DR   OMA; IGVWYIN; -.
DR   OrthoDB; 417261at2; -.
DR   PhylomeDB; Q8EBH1; -.
DR   BioCyc; SONE211586:G1GMP-3307-MON; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000008186; Chromosome.
DR   GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR   GO; GO:0097367; F:carbohydrate derivative binding; IEA:InterPro.
DR   GO; GO:0004347; F:glucose-6-phosphate isomerase activity; IBA:GO_Central.
DR   GO; GO:0048029; F:monosaccharide binding; IBA:GO_Central.
DR   GO; GO:0006094; P:gluconeogenesis; IBA:GO_Central.
DR   GO; GO:0051156; P:glucose 6-phosphate metabolic process; IBA:GO_Central.
DR   GO; GO:0006096; P:glycolytic process; IBA:GO_Central.
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; Reference proteome.
FT   CHAIN           1..545
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_0000180724"
FT   ACT_SITE        351
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        382
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        510
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   545 AA;  59662 MW;  8135086AFB8F8DE9 CRC64;
     MTILTQSTTW QALSAHSQDI PHMRELFAAD PARFTKMSLS SCGLFLDYSK NRATPETLNL
     LFALAQEAKL DAKIKAMFAG DIINTTEKRA VLHTALRNTA EQCIIAEGQD IVPEVQQTLN
     KMQQFVTSVT SGQWKGYTGK AITDIVSIGI GGSFLGPKIV SQALRPYWIT GLNCHFVANV
     DGTSISEKLK LLDPETTLFI MSSKSFGTQE TLTNTLTAKA WFLAKGGSQS DVAKHFAAVT
     SNVVKATGFG IDANNIFPMW DWVGGRYSLW SAIGLPIALL IGMDNFRALL KGAHQMDTHF
     ANAPLTENMP VIMGLLSLWY GNFFNAQSHV VLTYDHYLRG LPAYFQQLDM ESNGKSVTLN
     GTHVDYSTGP VIWGGEGTNG QHAYHQLLHQ GTALIPADFI MPLQSHNPIG EHHDQLASNC
     FGQTQALMQG RTLDEALAEL SKSALSNEEK LLIAKHKVMS GNKPSNTLLM DKLTPETLGA
     LIALYEHRTF VQGAIWDINS FDQWGVELGK TLGNDVLTRI GADQEATVLD ASSNGLINLY
     RRGKI