ID B2FHX6_STRMK Unreviewed; 612 AA.
AC B2FHX6;
DT 10-JUN-2008, integrated into UniProtKB/TrEMBL.
DT 10-JUN-2008, sequence version 1.
DT 24-JAN-2024, entry version 101.
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 ECO:0000313|EMBL:CAQ47490.1};
GN OrderedLocusNames=Smlt4099 {ECO:0000313|EMBL:CAQ47490.1};
OS Stenotrophomonas maltophilia (strain K279a).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Stenotrophomonas; Stenotrophomonas maltophilia group.
OX NCBI_TaxID=522373 {ECO:0000313|EMBL:CAQ47490.1, ECO:0000313|Proteomes:UP000008840};
RN [1] {ECO:0000313|EMBL:CAQ47490.1, ECO:0000313|Proteomes:UP000008840}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K279a {ECO:0000313|EMBL:CAQ47490.1,
RC ECO:0000313|Proteomes:UP000008840};
RX PubMed=18419807; DOI=10.1186/gb-2008-9-4-r74;
RA Crossman L.C., Gould V.C., Dow J.M., Vernikos G.S., Okazaki A.,
RA Sebaihia M., Saunders D., Arrowsmith C., Carver T., Peters N., Adlem E.,
RA Kerhornou A., Lord A., Murphy L., Seeger K., Squares R., Rutter S.,
RA Quail M.A., Rajandream M.A., Harris D., Churcher C., Bentley S.D.,
RA Parkhill J., Thomson N.R., Avison M.B.;
RT "The complete genome, comparative and functional analysis of
RT Stenotrophomonas maltophilia reveals an organism heavily shielded by drug
RT resistance determinants.";
RL Genome Biol. 9:R74.1-R74.13(2008).
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; AM743169; CAQ47490.1; -; Genomic_DNA.
DR RefSeq; WP_012481313.1; NC_010943.1.
DR AlphaFoldDB; B2FHX6; -.
DR EnsemblBacteria; CAQ47490; CAQ47490; Smlt4099.
DR KEGG; sml:Smlt4099; -.
DR PATRIC; fig|522373.3.peg.3871; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_6; -.
DR OMA; GTSHYAG; -.
DR Proteomes; UP000008840; 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 Reference proteome {ECO:0000313|Proteomes:UP000008840};
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..220
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 287..428
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 461..602
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 607
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 612 AA; 66619 MW; 845BD902AC399979 CRC64;
MCGIVGAIAD RDVVPVLIEG LKRLEYRGYD SSGIAVIDQG ERRDVRRVRR TGRVSEMATA
AEAEGFNAVL GIGHTRWATH GGVTEANAHP HISHGVALVH NGIIENHEEQ REKLRALGYT
FESQTDTEVI AHLIHHHLKS GDDLLVALQH TVKELTGAYA LAVVSRAEPE RFVCARMGCP
LLIGLGEGEN FVASDVSAVI SATRKVIFLE EGDTAEIRRD GVRIFDEHDR PIERDVHLSD
VSLASLELGP YRHFMQKEIH EQPRALGDTI EAAIDAGGFP AGLFGKNAEA VLSGIEGVQI
IACGTSYYAG LTARYWIEAI AGLPCSVEIA SEYRYRAAYA NPKHLIVTIS QSGETLDTME
ALKYAKSLGH KHTLSICNVP ESAIPRASEL VCYTRAGAEI GVASTKAFTT QLAALFQLTV
VLGKLHGRID AAQEADYLEQ LRFLPGSVQH ALNMEPQIAA WAERFARKSS ALFLGRGLHY
PIALEGALKL KEISYIHAEA YPAGELKHGP LALVDEDMPV VVIAPNDSLL EKVKSNMQEV
RARGGELFVF ADQDSNFNES EGVHVIRTPR HAGVLSPIVH TIPVQLLAYH TALARGTDVD
KPRNLAKSVT VE
//