ID   G6PI_METPP              Reviewed;         545 AA.
AC   A2SKF8;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   06-MAR-2007, sequence version 1.
DT   27-MAR-2024, entry version 88.
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=Mpe_A3094;
OS   Methylibium petroleiphilum (strain ATCC BAA-1232 / LMG 22953 / PM1).
OC   Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC   Sphaerotilaceae; Methylibium.
OX   NCBI_TaxID=420662;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1232 / LMG 22953 / PM1;
RX   PubMed=17158667; DOI=10.1128/jb.01259-06;
RA   Kane S.R., Chakicherla A.Y., Chain P.S.G., Schmidt R., Shin M.W.,
RA   Legler T.C., Scow K.M., Larimer F.W., Lucas S.M., Richardson P.M.,
RA   Hristova K.R.;
RT   "Whole-genome analysis of the methyl tert-butyl ether-degrading beta-
RT   proteobacterium Methylibium petroleiphilum PM1.";
RL   J. Bacteriol. 189:1931-1945(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; CP000555; ABM96047.1; -; Genomic_DNA.
DR   RefSeq; WP_011830670.1; NC_008825.1.
DR   AlphaFoldDB; A2SKF8; -.
DR   SMR; A2SKF8; -.
DR   STRING; 420662.Mpe_A3094; -.
DR   KEGG; mpt:Mpe_A3094; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_4; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000000366; 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; Reference proteome.
FT   CHAIN           1..545
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000125740"
FT   ACT_SITE        343
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        374
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        513
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   545 AA;  58752 MW;  39EF1427B9E1CCC5 CRC64;
     MSASWVRGDR TAAWADLSAH FAASAANFDL RTAFAGDARR FERFGVEAPH LFADLSKNWL
     DAPALALLLR LAREVGLEGR RDAMLAGAPL NNTEGRAVLH TALRAPRDAA PHGSEVHATL
     DAMLAFAERV RDTAHSGITD VVNIGIGGSD LGPQMAVPAL QAYTQAGLRS HFVSNLDGHE
     LAPLLTQLDP QSTLFIIASK TFTTQETMAN AETAKAWFLA RGGRDIARHF VATTTNVDAA
     VAFGIDTAFG FWDWVGGRYS LWSAIGLPVA IALGATHFRA LLGGAHAMDR HFATAPLERN
     LPVLLGLLDV WYRNFHGLTS RSVAPYHQGL RRLPAYLQQL EMESNGKCVD RDGEPLPFAT
     SPVVWGEPGT NAQHAYFQML HQGSDVIPVE FIAVRDTSHA HLDLPPALQP LLAEQQRKLL
     ANCLAQSQAL MAGKSEAQAL AERAPTAAAD MPRDVLARHR SFPGNRPSTT LLLERLDPAT
     LGALIAMYEH RVFTSGAVWG INSFDQWGVE LGKAMCSELL PRLTTGDASG LDGSTVGLLR
     KLGTP
//