ID G6PI_SALEP Reviewed; 549 AA. AC B5QYI4; DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot. DT 04-NOV-2008, sequence version 1. DT 27-MAR-2024, entry version 69. 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=SEN3987; OS Salmonella enteritidis PT4 (strain P125109). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Salmonella. OX NCBI_TaxID=550537; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=P125109; RX PubMed=18583645; DOI=10.1101/gr.077404.108; RA Thomson N.R., Clayton D.J., Windhorst D., Vernikos G., Davidson S., RA Churcher C., Quail M.A., Stevens M., Jones M.A., Watson M., Barron A., RA Layton A., Pickard D., Kingsley R.A., Bignell A., Clark L., Harris B., RA Ormond D., Abdellah Z., Brooks K., Cherevach I., Chillingworth T., RA Woodward J., Norberczak H., Lord A., Arrowsmith C., Jagels K., Moule S., RA Mungall K., Saunders M., Whitehead S., Chabalgoity J.A., Maskell D., RA Humphreys T., Roberts M., Barrow P.A., Dougan G., Parkhill J.; RT "Comparative genome analysis of Salmonella enteritidis PT4 and Salmonella RT gallinarum 287/91 provides insights into evolutionary and host adaptation RT pathways."; RL Genome Res. 18:1624-1637(2008). 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AM933172; CAR35554.1; -; Genomic_DNA. DR RefSeq; WP_000790036.1; NC_011294.1. DR AlphaFoldDB; B5QYI4; -. DR SMR; B5QYI4; -. DR KEGG; set:SEN3987; -. DR HOGENOM; CLU_017947_3_1_6; -. DR UniPathway; UPA00109; UER00181. DR UniPathway; UPA00138; -. DR Proteomes; UP000000613; 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; 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. FT CHAIN 1..549 FT /note="Glucose-6-phosphate isomerase" FT /id="PRO_1000125752" 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; 61401 MW; 85642948AFBA8C3C 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 HKIFTQGAIL NIFTFDQWGV ELGKQLANRI LPELGDDKAI SSHDSSTNGL INRYKAWRA //