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Database: UniProt
Entry: A4IJN5_GEOTN
LinkDB: A4IJN5_GEOTN
Original site: A4IJN5_GEOTN 
ID   A4IJN5_GEOTN            Unreviewed;       600 AA.
AC   A4IJN5;
DT   01-MAY-2007, integrated into UniProtKB/TrEMBL.
DT   01-MAY-2007, sequence version 1.
DT   24-JAN-2024, entry version 111.
DE   RecName: Full=Glutamine--fructose-6-phosphate aminotransferase [isomerizing] {ECO:0000256|ARBA:ARBA00016090, ECO:0000256|HAMAP-Rule:MF_00164};
DE            EC=2.6.1.16 {ECO:0000256|ARBA:ARBA00012916, ECO:0000256|HAMAP-Rule:MF_00164};
DE   AltName: Full=D-fructose-6-phosphate amidotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
DE   AltName: Full=GFAT {ECO:0000256|HAMAP-Rule:MF_00164};
DE   AltName: Full=Glucosamine-6-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00164};
DE   AltName: Full=Hexosephosphate aminotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
DE   AltName: Full=L-glutamine--D-fructose-6-phosphate amidotransferase {ECO:0000256|HAMAP-Rule:MF_00164};
GN   Name=glmS {ECO:0000256|HAMAP-Rule:MF_00164};
GN   OrderedLocusNames=GTNG_0152 {ECO:0000313|EMBL:ABO65539.1};
OS   Geobacillus thermodenitrificans (strain NG80-2).
OC   Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Geobacillus.
OX   NCBI_TaxID=420246 {ECO:0000313|EMBL:ABO65539.1, ECO:0000313|Proteomes:UP000001578};
RN   [1] {ECO:0000313|EMBL:ABO65539.1, ECO:0000313|Proteomes:UP000001578}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NG80-2 {ECO:0000313|EMBL:ABO65539.1,
RC   ECO:0000313|Proteomes:UP000001578};
RX   PubMed=17372208; DOI=10.1073/pnas.0609650104;
RA   Feng L., Wang W., Cheng J., Ren Y., Zhao G., Gao C., Tang Y., Liu X.,
RA   Han W., Peng X., Liu R., Wang L.;
RT   "Genome and proteome of long-chain alkane degrading Geobacillus
RT   thermodenitrificans NG80-2 isolated from a deep-subsurface oil reservoir.";
RL   Proc. Natl. Acad. Sci. U.S.A. 104:5602-5607(2007).
CC   -!- FUNCTION: Catalyzes the first step in hexosamine metabolism, converting
CC       fructose-6P into glucosamine-6P using glutamine as a nitrogen source.
CC       {ECO:0000256|HAMAP-Rule:MF_00164}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=D-fructose 6-phosphate + L-glutamine = D-glucosamine 6-
CC         phosphate + L-glutamate; Xref=Rhea:RHEA:13237, ChEBI:CHEBI:29985,
CC         ChEBI:CHEBI:58359, ChEBI:CHEBI:58725, ChEBI:CHEBI:61527; EC=2.6.1.16;
CC         Evidence={ECO:0000256|ARBA:ARBA00001031, ECO:0000256|HAMAP-
CC         Rule:MF_00164};
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00164}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00164}.
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DR   EMBL; CP000557; ABO65539.1; -; Genomic_DNA.
DR   RefSeq; WP_011886639.1; NC_009328.1.
DR   AlphaFoldDB; A4IJN5; -.
DR   KEGG; gtn:GTNG_0152; -.
DR   eggNOG; COG0449; Bacteria.
DR   HOGENOM; CLU_012520_7_1_9; -.
DR   OMA; ASEYRYA; -.
DR   Proteomes; UP000001578; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0097367; F:carbohydrate derivative binding; IEA:InterPro.
DR   GO; GO:0004360; F:glutamine-fructose-6-phosphate transaminase (isomerizing) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:1901137; P:carbohydrate derivative biosynthetic process; IEA:InterPro.
DR   GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-KW.
DR   CDD; cd00714; GFAT; 1.
DR   CDD; cd05008; SIS_GlmS_GlmD_1; 1.
DR   CDD; cd05009; SIS_GlmS_GlmD_2; 1.
DR   Gene3D; 3.60.20.10; Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1; 1.
DR   HAMAP; MF_00164; GlmS; 1.
DR   InterPro; IPR017932; GATase_2_dom.
DR   InterPro; IPR005855; GFAT.
DR   InterPro; IPR047084; GFAT_N.
DR   InterPro; IPR035466; GlmS/AgaS_SIS.
DR   InterPro; IPR035490; GlmS/FrlB_SIS.
DR   InterPro; IPR029055; Ntn_hydrolases_N.
DR   InterPro; IPR001347; SIS_dom.
DR   InterPro; IPR046348; SIS_dom_sf.
DR   NCBIfam; TIGR01135; glmS; 1.
DR   PANTHER; PTHR10937; GLUCOSAMINE--FRUCTOSE-6-PHOSPHATE AMINOTRANSFERASE, ISOMERIZING; 1.
DR   PANTHER; PTHR10937:SF0; GLUTAMINE--FRUCTOSE-6-PHOSPHATE TRANSAMINASE (ISOMERIZING); 1.
DR   Pfam; PF13522; GATase_6; 1.
DR   Pfam; PF01380; SIS; 2.
DR   SUPFAM; SSF56235; N-terminal nucleophile aminohydrolases (Ntn hydrolases); 1.
DR   SUPFAM; SSF53697; SIS domain; 1.
DR   PROSITE; PS51278; GATASE_TYPE_2; 1.
DR   PROSITE; PS51464; SIS; 2.
PE   3: Inferred from homology;
KW   Aminotransferase {ECO:0000256|ARBA:ARBA00022576, ECO:0000256|HAMAP-
KW   Rule:MF_00164}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00164};
KW   Glutamine amidotransferase {ECO:0000256|ARBA:ARBA00022962};
KW   Repeat {ECO:0000256|ARBA:ARBA00022737};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00164}.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
FT   DOMAIN          2..217
FT                   /note="Glutamine amidotransferase type-2"
FT                   /evidence="ECO:0000259|PROSITE:PS51278"
FT   DOMAIN          283..422
FT                   /note="SIS"
FT                   /evidence="ECO:0000259|PROSITE:PS51464"
FT   DOMAIN          452..590
FT                   /note="SIS"
FT                   /evidence="ECO:0000259|PROSITE:PS51464"
FT   ACT_SITE        2
FT                   /note="Nucleophile; for GATase activity"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
FT   ACT_SITE        595
FT                   /note="For Fru-6P isomerization activity"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ   SEQUENCE   600 AA;  65650 MW;  762B0EC651243495 CRC64;
     MCGIVGYIGY QDVKEILLRG LEKLEYRGYD SAGIAVLNEN GVHVFKEKGR IADLRRIVDS
     DVKATIGIGH TRWATHGAPS RVNAHPHQSA SGRFTLVHNG VIENYEMLKR DYLAGVTFQS
     DTDTEVIVQL IEKFVQEGLT TEEAFRKALS LLKGSYAIAM IDAENEETLY AAKNKSPLLA
     GLGDGFNVVA SDAMAMLQVT NQFVELMDGE MLIVTSESVS IQTLNGEKVE RKPYTAELDA
     SDIEKGTYPH YMLKEIDEQP FVIRRIIQKY QDDNGELAID QAIVNEVLNA DRLYIVACGT
     SYHAGLVGKQ LIESWAKIPV EVHIASEFSY NMPLLSEKPL FIFISQSGET ADSRAVLVQT
     RKLGHKAITI TNVPGSTLSR EADYTLLLHA GPEIAVASTK AYTAQIAVLA ILAASAAKAK
     GLELDFNLMK ELAIVANVME MLCDAKEEME KIASDYLTLT RNCFFIGRAV DYYVCLEGAL
     KLKEISYIQA EGFAGGELKH GTIALIEDGT PVIALATQEH VNLSIRGNVK EVVARGANPC
     VISMRGLEGE GDRFIIPAVH PALTPLVSVV PLQLIAYYAA LHRGCDVDKP RNLAKSVTVE
//
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