ID   G6PI_PARD8              Reviewed;         447 AA.
AC   A6L8C4;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   27-MAR-2024, entry version 86.
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=BDI_0148;
OS   Parabacteroides distasonis (strain ATCC 8503 / DSM 20701 / CIP 104284 / JCM
OS   5825 / NCTC 11152).
OC   Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Tannerellaceae;
OC   Parabacteroides.
OX   NCBI_TaxID=435591;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 8503 / DSM 20701 / CIP 104284 / JCM 5825 / NCTC 11152;
RX   PubMed=17579514; DOI=10.1371/journal.pbio.0050156;
RA   Xu J., Mahowald M.A., Ley R.E., Lozupone C.A., Hamady M., Martens E.C.,
RA   Henrissat B., Coutinho P.M., Minx P., Latreille P., Cordum H.,
RA   Van Brunt A., Kim K., Fulton R.S., Fulton L.A., Clifton S.W., Wilson R.K.,
RA   Knight R.D., Gordon J.I.;
RT   "Evolution of symbiotic bacteria in the distal human intestine.";
RL   PLoS Biol. 5:1574-1586(2007).
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; CP000140; ABR41938.1; -; Genomic_DNA.
DR   RefSeq; WP_009276520.1; NC_009615.1.
DR   AlphaFoldDB; A6L8C4; -.
DR   SMR; A6L8C4; -.
DR   STRING; 435591.BDI_0148; -.
DR   PaxDb; 435591-BDI_0148; -.
DR   KEGG; pdi:BDI_0148; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_037303_0_1_10; -.
DR   BioCyc; PDIS435591:G1G5A-149-MONOMER; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000000566; 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   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; Reference proteome.
FT   CHAIN           1..447
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000013994"
FT   ACT_SITE        289
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        310
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        424
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   447 AA;  48734 MW;  C12A38CFDE3D7AD5 CRC64;
     MKNISLNIDK ALGTVSKEQV YAQEAKAMEC IATLHNGNGA GNDFLGWLHL PSSITDAELA
     DIENTANVLR SKCEVVVAIG IGGSYLGTKA VVEALNNSFD WLQNDRKNPV MLYAGHNIGE
     DYLYELSEVL KGKQFGIINI SKSGTTTEPA LAFRILKKQL EDAVGKEEAK HRIVAITDAK
     RGALRTLADQ EGYKTFIIPD NVGGRFSVLT PVGLLPIAVA GISIRDLVAG AVSMEKATDA
     SVPFADNMAA IYAATRNELY KNGKKIEILA NFHPKLHYIA EWWKQLYGES EGKDGKGIFP
     ASVDLTTDLH SMGQWIQDGE RTIFETVISV EATDHSVLVP TDEADLDGLN FLAGKHVDEV
     NKMAELGTQL AHVDGGVPNI KVNMPEVSAF YIGQLFYFFE KACGISGYML GVNPFNQPGV
     EAYKKNMFAL LNKPGYEKES EAIKARL
//