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Database: UniProt
Entry: D2ZQR2_METSM
LinkDB: D2ZQR2_METSM
Original site: D2ZQR2_METSM 
ID   D2ZQR2_METSM            Unreviewed;       593 AA.
AC   D2ZQR2;
DT   23-MAR-2010, integrated into UniProtKB/TrEMBL.
DT   23-MAR-2010, sequence version 1.
DT   24-JAN-2024, entry version 54.
DE   RecName: Full=Glutamine--fructose-6-phosphate aminotransferase [isomerizing] {ECO:0000256|HAMAP-Rule:MF_00164};
DE            EC=2.6.1.16 {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:EFC93609.1};
GN   ORFNames=METSMIF1_03192 {ECO:0000313|EMBL:EFC93609.1};
OS   Methanobrevibacter smithii DSM 2374.
OC   Archaea; Euryarchaeota; Methanomada group; Methanobacteria;
OC   Methanobacteriales; Methanobacteriaceae; Methanobrevibacter.
OX   NCBI_TaxID=521002 {ECO:0000313|EMBL:EFC93609.1, ECO:0000313|Proteomes:UP000004028};
RN   [1] {ECO:0000313|EMBL:EFC93609.1, ECO:0000313|Proteomes:UP000004028}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 2374 {ECO:0000313|EMBL:EFC93609.1,
RC   ECO:0000313|Proteomes:UP000004028};
RA   Weinstock G., Sodergren E., Clifton S., Fulton L., Fulton B., Courtney L.,
RA   Fronick C., Harrison M., Strong C., Farmer C., Delahaunty K., Markovic C.,
RA   Hall O., Minx P., Tomlinson C., Mitreva M., Nelson J., Hou S., Wollam A.,
RA   Pepin K.H., Johnson M., Bhonagiri V., Nash W.E., Warren W., Chinwalla A.,
RA   Mardis E.R., Wilson R.K.;
RL   Submitted (JAN-2010) to the EMBL/GenBank/DDBJ databases.
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}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:EFC93609.1}.
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DR   EMBL; ABYV02000006; EFC93609.1; -; Genomic_DNA.
DR   RefSeq; WP_004033486.1; NZ_GG704759.1.
DR   AlphaFoldDB; D2ZQR2; -.
DR   PATRIC; fig|521002.11.peg.1161; -.
DR   HOGENOM; CLU_012520_5_2_2; -.
DR   Proteomes; UP000004028; Unassembled WGS sequence.
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..220
FT                   /note="Glutamine amidotransferase type-2"
FT                   /evidence="ECO:0000259|PROSITE:PS51278"
FT   DOMAIN          279..417
FT                   /note="SIS"
FT                   /evidence="ECO:0000259|PROSITE:PS51464"
FT   DOMAIN          441..583
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        588
FT                   /note="For Fru-6P isomerization activity"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ   SEQUENCE   593 AA;  65470 MW;  5F3B1A319B0208FC CRC64;
     MCGIVGCILK NNKNAAPVLL DCISKLEYRG YDSIGIATVS DGINIKKDKG EIKEVDSKLD
     LADMPGHYGI AHVRWATHGD PNKINAHPHT DENESVAVVH NGIIENYLDI KSQLEEEGHV
     FKSDTDTEVI PHLIEKYMDK GFDLEDAVRE TIGIIHGAYA IAAVSKNEPD KIIATRKDSP
     LIVGIGEDGY YLASDSPAIL EYARDIIYPE KGELVIIDEN EIVVKDEFDN VIEKEIETID
     WTPEMAEKEG YDYFMIKEIN EQATAVRNTL TERDNIQEII DDLGDISRIC FVACGTSFHA
     SITGKYLLES LAGIPTDVIL ASEFKYSANT LNEDTLVIFI SQSGETADSL KALDLANETS
     KTLGVVNVAG SAITRRADYV IQTQAGPEIG VAATKTYVSQ LTAIYLFAAL IAKDEKLLED
     IYKVPDFIEE LLKEVDSIKT MSKKYKFARD FFFIGRGYSY PIALEGALKL KEITYIHGEG
     YAAGELKHGP LALIDEGIPV VVILPPGENH RKTMSNLEEV KSRGADILAI GSKDDERLKL
     KSDDLFTIDN DVNEVIAPLV YIVPLQLLAY YVAVEKGLDP DKPKNLAKCV TVE
//
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