ID   G6PI_MALP2              Reviewed;         429 AA.
AC   Q8EVU1;
DT   23-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 101.
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=MYPE4690;
OS   Malacoplasma penetrans (strain HF-2) (Mycoplasma penetrans).
OC   Bacteria; Tenericutes; Mycoplasmoidales; Mycoplasmoidaceae; Malacoplasma.
OX   NCBI_TaxID=272633;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HF-2;
RX   PubMed=12466555; DOI=10.1093/nar/gkf667;
RA   Sasaki Y., Ishikawa J., Yamashita A., Oshima K., Kenri T., Furuya K.,
RA   Yoshino C., Horino A., Shiba T., Sasaki T., Hattori M.;
RT   "The complete genomic sequence of Mycoplasma penetrans, an intracellular
RT   bacterial pathogen in humans.";
RL   Nucleic Acids Res. 30:5293-5300(2002).
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; BA000026; BAC44258.1; -; Genomic_DNA.
DR   RefSeq; WP_011077292.1; NC_004432.1.
DR   AlphaFoldDB; Q8EVU1; -.
DR   SMR; Q8EVU1; -.
DR   STRING; 272633.26453928; -.
DR   EnsemblBacteria; BAC44258; BAC44258; BAC44258.
DR   KEGG; mpe:MYPE4690; -.
DR   eggNOG; COG0166; Bacteria.
DR   HOGENOM; CLU_037303_0_1_14; -.
DR   OMA; CPAYAYG; -.
DR   OrthoDB; 417261at2; -.
DR   UniPathway; UPA00109; UER00181.
DR   UniPathway; UPA00138; -.
DR   Proteomes; UP000002522; 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   HAMAP; MF_00473; G6P_isomerase; 1.
DR   InterPro; IPR001672; G6P_Isomerase.
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; Reference proteome.
FT   CHAIN           1..429
FT                   /note="Glucose-6-phosphate isomerase"
FT                   /id="PRO_0000180685"
FT   ACT_SITE        284
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        305
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
FT   ACT_SITE        420
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00473"
SQ   SEQUENCE   429 AA;  48750 MW;  2089719F7A89B1BE CRC64;
     MIKLNFTNFL EGNKSTEKIF KSYASKIETL NNSIEEKKCK GASMLGWMDY PSKYNKNEIK
     ELINVSQEWY NNKKIKNVVV LGIGGSYIGV RAGIDWVLPE FNREKEIYYV SSMSSSYVYS
     LIEKLKKEDF YLIVISKSGT TLEIGVAFRL FYSLLFEKFG SEGAKERTVA ITDKEKGTLR
     KIADTQDIQT FSIPDDVGGR FSAITPVGLF AMGVMGLDVN KVLKGCAKAI EDTKEPDIEK
     NTAYQYAALR HYMYSKKEKY NEVFCVYEDA LRFFTEHLKQ LFAESEGKEG KGLLPVNCLF
     TTDLHSVGQF LQEGNQIFFE TCISIKNPLN DVVINEFLKD EDGLGFLNGK KLDYINKVAA
     SSTIDAHHID GKIDIIQINL DNRNEESFGY LYSWFSKVVA MSGLLLKVNP FDQPGVEAYK
     SRMFTKLKK