ID   G6PI_PSEA6              Reviewed;         547 AA.
AC   Q15PR3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   25-JUL-2006, sequence version 1.
DT   27-MAR-2024, entry version 109.
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=Patl_3623;
OS   Pseudoalteromonas atlantica (strain T6c / ATCC BAA-1087).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC   Alteromonadaceae; Paraglaciecola.
OX   NCBI_TaxID=3042615;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=T6c / ATCC BAA-1087;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Saunders E., Brettin T., Bruce D., Han C., Tapia R., Gilna P., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Karls A.C.,
RA   Bartlett D., Higgins B.P., Richardson P.;
RT   "Complete sequence of Pseudoalteromonas atlantica T6c.";
RL   Submitted (JUN-2006) 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; CP000388; ABG42125.1; -; Genomic_DNA.
DR   RefSeq; WP_011576349.1; NC_008228.1.
DR   AlphaFoldDB; Q15PR3; -.
DR   SMR; Q15PR3; -.
DR   STRING; 342610.Patl_3623; -.
DR   KEGG; pat:Patl_3623; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_017947_3_1_6; -.
DR   OrthoDB; 140919at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000001981; 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..547
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_1000014000"
FT   ACT_SITE        353
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        384
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        512
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   547 AA;  60588 MW;  B7A1B5D63C8759DC CRC64;
     MTALTDTPTW QTLASLAEDV KQQHMRDWFA SDTSRASKYQ QTACGIELDF SKNLITDDVL
     KALFALADES QVSQKRDAMF KGDIINHTEK RAVLHTALRN FSGEPVYVDG QDVMPEVLAC
     QDKIKDFVAS IHSGERKGYT GKALKQIVSI GIGGSFLGPK IMSEALKPYW FDGVKVHFVA
     NVDGCHIQDV LANLDHEETL VVMSSKSFTT QETLQNTLTA KDWFLNAGGT QQDIAKHFIA
     VSSNIKAATD FGMAEDNIFP MWDWVGGRYS LWSAIGLPIA LTLGYDNYRQ LLQGAFEMDE
     HFKTAPAEQN LPMLTALLGV WYINFFGAQS HVLLPYYHYL RGFPAYVQQL DMESNGKNIS
     GDTTAVDYAT GPIIWGSEGT NGQHSFHQLI HQGTLLIPAD FMLPLNVPNQ DNTHHAMLAS
     NCFGQTQALM QGKTFDECYA DLEGKGLDEA ERVKLATHKT MPGNKPSNTL LFEQMDPKTL
     GSLVAMYEHK VFVQGAIWGV NSFDQWGVEL GKELGNQVLD KIVNTDAALG FDSSTNALIA
     RFRQANS
//