ID A0A222E5A9_9RHOB Unreviewed; 527 AA.
AC A0A222E5A9;
DT 25-OCT-2017, integrated into UniProtKB/TrEMBL.
DT 25-OCT-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Glucose-6-phosphate isomerase {ECO:0000256|HAMAP-Rule:MF_00473};
DE Short=GPI {ECO:0000256|HAMAP-Rule:MF_00473};
DE EC=5.3.1.9 {ECO:0000256|HAMAP-Rule:MF_00473};
DE AltName: Full=Phosphoglucose isomerase {ECO:0000256|HAMAP-Rule:MF_00473};
DE Short=PGI {ECO:0000256|HAMAP-Rule:MF_00473};
DE AltName: Full=Phosphohexose isomerase {ECO:0000256|HAMAP-Rule:MF_00473};
DE Short=PHI {ECO:0000256|HAMAP-Rule:MF_00473};
GN Name=pgi {ECO:0000256|HAMAP-Rule:MF_00473,
GN ECO:0000313|EMBL:ASP21404.1};
GN ORFNames=ANTHELSMS3_02749 {ECO:0000313|EMBL:ASP21404.1};
OS Antarctobacter heliothermus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Antarctobacter.
OX NCBI_TaxID=74033 {ECO:0000313|EMBL:ASP21404.1, ECO:0000313|Proteomes:UP000203589};
RN [1] {ECO:0000313|EMBL:ASP21404.1, ECO:0000313|Proteomes:UP000203589}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SMS3 {ECO:0000313|EMBL:ASP21404.1,
RC ECO:0000313|Proteomes:UP000203589};
RA Topel M., Pinder M.I.M., Johansson O.N., Kourtchenko O., Godhe A.,
RA Clarke A.K.;
RT "Genome Sequence of Antarctobacter heliothermus Strain SMS3 Isolated from a
RT culture of the Diatom Skeletonema marinoi.";
RL Submitted (JUL-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible isomerization of glucose-6-phosphate
CC to fructose-6-phosphate. {ECO:0000256|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:0000256|ARBA:ARBA00029321,
CC ECO:0000256|HAMAP-Rule:MF_00473, ECO:0000256|RuleBase:RU000612};
CC -!- PATHWAY: Carbohydrate biosynthesis; gluconeogenesis.
CC {ECO:0000256|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:0000256|ARBA:ARBA00004926, ECO:0000256|HAMAP-Rule:MF_00473,
CC ECO:0000256|RuleBase:RU000612}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00473}.
CC -!- SIMILARITY: Belongs to the GPI family. {ECO:0000256|ARBA:ARBA00006604,
CC ECO:0000256|HAMAP-Rule:MF_00473, ECO:0000256|RuleBase:RU000612}.
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DR EMBL; CP022540; ASP21404.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A222E5A9; -.
DR KEGG; aht:ANTHELSMS3_02749; -.
DR OrthoDB; 140919at2; -.
DR UniPathway; UPA00109; UER00181.
DR UniPathway; UPA00138; -.
DR Proteomes; UP000203589; 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 {ECO:0000256|HAMAP-Rule:MF_00473};
KW Gluconeogenesis {ECO:0000256|ARBA:ARBA00022432, ECO:0000256|HAMAP-
KW Rule:MF_00473};
KW Glycolysis {ECO:0000256|ARBA:ARBA00023152, ECO:0000256|HAMAP-
KW Rule:MF_00473};
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_00473};
KW Reference proteome {ECO:0000313|Proteomes:UP000203589}.
FT ACT_SITE 332
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00473"
FT ACT_SITE 363
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00473"
FT ACT_SITE 491
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00473"
SQ SEQUENCE 527 AA; 57091 MW; 19F60F151C9F9612 CRC64;
MFEELKGLAA AQGDRRIEAL FGDTARAAEF SLTAEGVLFD YSKTQIDAEA RAALLALAET
RGVAARRDAM FGGEKINETE GRAVLHTALR NLDGATVKVD GEDVMPPVLD TLSRMEALAK
EIRASDITDV VNIGIGGSDL GPVMAVLALA PYHDGPRTHF VSNVDGADIT DTLKRCNPET
TLFIVASKTF TTIETLTNAR SAKAWLAEHG VSDAGKFVAL SSNLEKAGEF GIPAERVFGF
EDWVGGRYSV WGPIGLSLML AVGPDNFRAF LTGGMKMDRH FQSAPLTENL PVLLALVGIW
HNQVLGHASR VVLPYDNRLM RLPAYLQQLE MESNGKGVSM DGADLPYNSG PVVWGEPGTN
GQHAFYQLIH QGTRVIPAEF LVAAKGHEPD LKHHHDLLVA NCLAQSEALM RGRSLDEARG
KVADKFEGDE LERQARHRVF PGNRPSTTLI YPLLDPETLG KIVALYEHRV FVEGVVLGIN
SFDQWGVELG KELATALGPM VTGEQKVDGK DGSTAQLLKF VHTHGRG
//