ID   G6PI_TREDE              Reviewed;         525 AA.
AC   Q73K18;
DT   29-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 95.
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=TDE_2573;
OS   Treponema denticola (strain ATCC 35405 / DSM 14222 / CIP 103919 / JCM 8153
OS   / KCTC 15104).
OC   Bacteria; Spirochaetes; Spirochaetales; Treponemataceae; Treponema.
OX   NCBI_TaxID=243275;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 35405 / DSM 14222 / CIP 103919 / JCM 8153 / KCTC 15104;
RX   PubMed=15064399; DOI=10.1073/pnas.0307639101;
RA   Seshadri R., Myers G.S.A., Tettelin H., Eisen J.A., Heidelberg J.F.,
RA   Dodson R.J., Davidsen T.M., DeBoy R.T., Fouts D.E., Haft D.H., Selengut J.,
RA   Ren Q., Brinkac L.M., Madupu R., Kolonay J.F., Durkin S.A., Daugherty S.C.,
RA   Shetty J., Shvartsbeyn A., Gebregeorgis E., Geer K., Tsegaye G.,
RA   Malek J.A., Ayodeji B., Shatsman S., McLeod M.P., Smajs D., Howell J.K.,
RA   Pal S., Amin A., Vashisth P., McNeill T.Z., Xiang Q., Sodergren E.,
RA   Baca E., Weinstock G.M., Norris S.J., Fraser C.M., Paulsen I.T.;
RT   "Comparison of the genome of the oral pathogen Treponema denticola with
RT   other spirochete genomes.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:5646-5651(2004).
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; AE017226; AAS13090.1; -; Genomic_DNA.
DR   RefSeq; NP_973171.1; NC_002967.9.
DR   RefSeq; WP_002680556.1; NC_002967.9.
DR   AlphaFoldDB; Q73K18; -.
DR   SMR; Q73K18; -.
DR   STRING; 243275.TDE_2573; -.
DR   EnsemblBacteria; AAS13090; AAS13090; TDE_2573.
DR   GeneID; 2739938; -.
DR   KEGG; tde:TDE_2573; -.
DR   PATRIC; fig|243275.7.peg.2432; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_12; -.
DR   OMA; IGVWYIN; -.
DR   OrthoDB; 417261at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000008212; 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   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; 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..525
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_0000180760"
FT   ACT_SITE        356
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        387
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        502
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   525 AA;  58030 MW;  57A70CF75C24C579 CRC64;
     MEWKNLDKCT SFTQLQKAHK EQAENLKLAD IFDTENSVKR VKNYSVKMGG NLKYNYAAKP
     VNDEILKALQ SLADEQKLIE KYELLLNGDF INTGENRMVL HQLTRGQLKN DVVYKGVNMR
     SFYLNELKKI KEFSEAVHSG KIKTSQGKVF TDVVQIGIGG SDLGPRAMYI ALKNRAKKKM
     RAHFISNVDP DDAAEVLNSI NLASTLFILV SKSGTTQETL ANERFVKSVL EKNGLDCKKQ
     MLAVTSETSP LANNPDYLTS FYMDDFIGGR YSSTSVCGAA VLALAFGMET VEAFLKGAAE
     GDKLSLNKNI KENASLLDAL LGVYERNILG CSATAILPYS QALSRFPAHL QQLDMESNGK
     TVNRFGEKVS YKTGPVIFGE PGTNGQHSFY QLLHQGSDII PLQFIGFKKS QIGLDIESEG
     STNMQKLNAN LAAQIMAFAA GKTDENKNKD FAGNRPASLI YGEELNPENL GALLAHYENK
     VMFQGFIWNL NSFDQEGVQL GKTLAKKVLS NDMPPALKAF SEFLL