ID   G6PI_MANSM              Reviewed;         549 AA.
AC   Q65TC2;
DT   29-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2004, sequence version 1.
DT   03-AUG-2022, entry version 92.
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=MS1181;
OS   Mannheimia succiniciproducens (strain MBEL55E).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC   Pasteurellaceae; Basfia.
OX   NCBI_TaxID=221988;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MBEL55E;
RX   PubMed=15378067; DOI=10.1038/nbt1010;
RA   Hong S.H., Kim J.S., Lee S.Y., In Y.H., Choi S.S., Rih J.-K., Kim C.H.,
RA   Jeong H., Hur C.G., Kim J.J.;
RT   "The genome sequence of the capnophilic rumen bacterium Mannheimia
RT   succiniciproducens.";
RL   Nat. Biotechnol. 22:1275-1281(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; AE016827; AAU37788.1; -; Genomic_DNA.
DR   RefSeq; WP_011200355.1; NC_006300.1.
DR   AlphaFoldDB; Q65TC2; -.
DR   SMR; Q65TC2; -.
DR   STRING; 221988.MS1181; -.
DR   EnsemblBacteria; AAU37788; AAU37788; MS1181.
DR   KEGG; msu:MS1181; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_6; -.
DR   OMA; IGVWYIN; -.
DR   OrthoDB; 417261at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000000607; 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; 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..549
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_0000180670"
FT   ACT_SITE        355
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        515
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   549 AA;  61349 MW;  AE66442E35C00F74 CRC64;
     MQNINPTSTA AWKALEAHKG TLENTTINDL FQQEKNRFAD YSLTFNNEIL VDFSKNKITR
     ETLNLLRRLA KECALDEAKE AMFSGEKINR TENRAVLHTA LRNRSNTAVL VDGKDVMPEV
     NEVLAKMKAF SERVISGEWK GYTGKAITDV VNIGIGGSDL GPYMVTEALR PYKNHLNMHF
     VSNVDGTHIA EVFKKTNPET TLFLVASKTF TTQETMTNAK SARDWFLATA KDEKHVAKHF
     AALSTNAAEV EKFGIDTDNM FGFWDWVGGR YSLWSAIGLS IILSVGFENF EALLSGAHEM
     DKHFRNTPIE QNIPATLALV GLWNTNFQGA QTEAILPYDQ YMHRFAAYFQ QGNMESNGKY
     VGRDGKVISN YQTGPIIWGE PGTNGQHAFY QLIHQGTTLI PCDFIAPAKT HNPLADHHNK
     LLSNFFAQTE ALAFGKTKET VEAEFLKAGK SLDEVKDVVP FKVFAGNKPT NSILLQEITP
     FSLGALIAMY EHKIFVQGVI FNIFSFDQWG VELGKQLANR ILPELSGDEQ VTGHDSSTNG
     LINQFKAWR