ID H5SJP2_9BACT Unreviewed; 608 AA.
AC H5SJP2;
DT 18-APR-2012, integrated into UniProtKB/TrEMBL.
DT 18-APR-2012, sequence version 1.
DT 13-SEP-2023, entry version 43.
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 ORFNames=HGMM_F37F03C01 {ECO:0000313|EMBL:BAL56378.1};
OS uncultured Planctomycetota bacterium.
OC Bacteria; Planctomycetota; environmental samples.
OX NCBI_TaxID=120965 {ECO:0000313|EMBL:BAL56378.1};
RN [1] {ECO:0000313|EMBL:BAL56378.1}
RP NUCLEOTIDE SEQUENCE.
RX PubMed=16309394; DOI=10.1111/j.1462-2920.2005.00881.x;
RA Nunoura T., Hirayama H., Takami H., Oida H., Nishi S., Shimamura S.,
RA Suzuki Y., Inagaki F., Takai K., Nealson K.H., Horikoshi K.;
RT "Genetic and functional properties of uncultivated thermophilic
RT crenarchaeotes from a subsurface gold mine as revealed by analysis of
RT genome fragments.";
RL Environ. Microbiol. 7:1967-1984(2005).
RN [2] {ECO:0000313|EMBL:BAL56378.1}
RP NUCLEOTIDE SEQUENCE.
RA Takami H., Noguchi H., Takaki Y., Uchiyama I., Toyoda A., Nishi S.,
RA Chee G.-J., Arai W., Nunoura T., Itoh T., Hattori M., Takai K.;
RT "A Deeply Branching Thermophilic Bacterium with an Ancient Acetyl-CoA
RT Pathway Dominates a Subsurface Ecosystem.";
RL PLoS ONE 7:e30559-e30559(2012).
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; AP011746; BAL56378.1; -; Genomic_DNA.
DR AlphaFoldDB; H5SJP2; -.
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 286..425
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 457..598
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 603
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 608 AA; 66520 MW; A21E5243F56803D6 CRC64;
MCGIVGYTGR REATPILLEG LRRLEYRGYD SAGLATISGN CLHLRKKAGR LAELVRLVSD
KPAPGTLGIS HTRWATHGGT TDVNAHPHLG GNNLVAVVHN GVIENHAVLK AQLEAEGYVF
RSQTDTEVIA HLIAHFYEGD LLEAVRKALA RLKGTYGLAI VSPRHPGMLI GARFGSPLVV
GLGEQEMFLA SDPSALVGYT QRAVYLSDGQ LCVLTPGTWE ILDRDRSVVE ASVHAIDWEL
EDVELNGFDH YMLKEIYEQP EALENAMRGR LDDTDATAHF GGLNLSPRRL RQVDRIILTG
CGTSYHAGLV GEYLFEELSR IPVEVEYASE FRYRNAPIDQ NTILIAITQS GETADTLAAL
REAKRKGVPT LSICNVVGST IAREADGGVY LRAGPEIGVA STKAFTSQVL VLTLLALYFG
RMRHLSATQG ARIIEELKSL PDLVRQTLEC QETVQQVAAK YYQVHNFLYL GRQYLYPVAL
EGALKMKEIS YIHAEGYPAA EMKHGPIALV DENTPSVFLV PRGAVFDKVI SNMEEIRARS
GPIIAVTTPG CKDAVCRADD VITIPEAPEY LQPILAVVPL QLLAYHVALL RGCDVDKPRN
LAKSVTVE
//
