ID   G6PI_SALPB              Reviewed;         549 AA.
AC   A9N1J6;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 71.
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=SPAB_05200;
OS   Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=1016998;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1250 / SPB7;
RG   The Salmonella enterica serovar Paratyphi B Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (NOV-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000886; ABX70477.1; -; Genomic_DNA.
DR   RefSeq; WP_000790037.1; NC_010102.1.
DR   AlphaFoldDB; A9N1J6; -.
DR   SMR; A9N1J6; -.
DR   KEGG; spq:SPAB_05200; -.
DR   PATRIC; fig|1016998.12.peg.4870; -.
DR   HOGENOM; CLU_017947_3_1_6; -.
DR   OMA; IGVWYIN; -.
DR   BioCyc; SENT1016998:SPAB_RS21180-MON; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000008556; 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_1000081247"
FT   ACT_SITE        355
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        386
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        514
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   549 AA;  61429 MW;  85642951920C4E6C CRC64;
     MKNINPTQTS AWQALQKHYD EMKDVTIAEL FANDSDRFAK FSATFDDLML VDFSKNRITE
     ETLAKLQDLA KETDLAGAIK SMFSGEKINR TEDRAVLHVA LRNRSNTPII VDGKDVMPEV
     NAVLEKMKTF SQAIISGQWK GYTGKAITDV VNIGIGGSDL GPFMVTEALR PYKNHLTMHF
     VSNVDGTHIA EVLKKVNPET TLFLVASKTF TTQETMTNAH SARDWFLKTA GDEKHVAKHF
     AALSTNAKAV GEFGIDTANM FEFWDWVGGR YSLWSAIGLS IILSVGFDNF VELLSGAHAM
     DKHFSTTPAE KNLPILLALI GIWYNNFFGA ETEAILPYDQ YMHRFAAYFQ QGNMESNGKY
     VDRNGNAVDY QTGPIIWGEP GTNGQHAFYQ LIHQGTKMVP CDFIAPAITH NPLSDHHQKL
     LSNFFAQTEA LAFGKSREVV EQEYRDQGKD PAQLEHVVPF KVFEGNRPTN SILLREITPF
     SLGALIALYE HKIFTQGVIL NIFTFDQWGV ELGKQLANRI LPELGDDKAI SSHDSSTNGL
     INRYKAWRA