ID   GLMS_PYRAE              Reviewed;         602 AA.
AC   Q8ZTZ0;
DT   11-JUL-2002, integrated into UniProtKB/Swiss-Prot.
DT   23-JAN-2007, sequence version 3.
DT   25-MAY-2022, entry version 105.
DE   RecName: Full=Glutamine--fructose-6-phosphate aminotransferase [isomerizing] {ECO:0000255|HAMAP-Rule:MF_00164};
DE            EC=2.6.1.16 {ECO:0000255|HAMAP-Rule:MF_00164};
DE   AltName: Full=D-fructose-6-phosphate amidotransferase {ECO:0000255|HAMAP-Rule:MF_00164};
DE   AltName: Full=GFAT {ECO:0000255|HAMAP-Rule:MF_00164};
DE   AltName: Full=Glucosamine-6-phosphate synthase {ECO:0000255|HAMAP-Rule:MF_00164};
DE   AltName: Full=Hexosephosphate aminotransferase {ECO:0000255|HAMAP-Rule:MF_00164};
DE   AltName: Full=L-glutamine--D-fructose-6-phosphate amidotransferase {ECO:0000255|HAMAP-Rule:MF_00164};
GN   Name=glmS {ECO:0000255|HAMAP-Rule:MF_00164}; OrderedLocusNames=PAE3025;
OS   Pyrobaculum aerophilum (strain ATCC 51768 / DSM 7523 / JCM 9630 / CIP
OS   104966 / NBRC 100827 / IM2).
OC   Archaea; Crenarchaeota; Thermoprotei; Thermoproteales; Thermoproteaceae;
OC   Pyrobaculum.
OX   NCBI_TaxID=178306;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51768 / DSM 7523 / JCM 9630 / CIP 104966 / NBRC 100827 / IM2;
RX   PubMed=11792869; DOI=10.1073/pnas.241636498;
RA   Fitz-Gibbon S.T., Ladner H., Kim U.-J., Stetter K.O., Simon M.I.,
RA   Miller J.H.;
RT   "Genome sequence of the hyperthermophilic crenarchaeon Pyrobaculum
RT   aerophilum.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:984-989(2002).
CC   -!- FUNCTION: Catalyzes the first step in hexosamine metabolism, converting
CC       fructose-6P into glucosamine-6P using glutamine as a nitrogen source.
CC       {ECO:0000255|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:0000255|HAMAP-Rule:MF_00164};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00164}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00164}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AE009441; AAL64619.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q8ZTZ0; -.
DR   SMR; Q8ZTZ0; -.
DR   STRING; 178306.PAE3025; -.
DR   EnsemblBacteria; AAL64619; AAL64619; PAE3025.
DR   KEGG; pai:PAE3025; -.
DR   PATRIC; fig|178306.9.peg.2275; -.
DR   eggNOG; arCOG00057; Archaea.
DR   HOGENOM; CLU_012520_7_0_2; -.
DR   InParanoid; Q8ZTZ0; -.
DR   OMA; ASEYRYA; -.
DR   Proteomes; UP000002439; 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; IBA:GO_Central.
DR   GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0006002; P:fructose 6-phosphate metabolic process; IBA:GO_Central.
DR   GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-KW.
DR   GO; GO:0006487; P:protein N-linked glycosylation; IBA:GO_Central.
DR   GO; GO:0006047; P:UDP-N-acetylglucosamine metabolic process; IBA:GO_Central.
DR   CDD; cd05008; SIS_GlmS_GlmD_1; 1.
DR   CDD; cd05009; SIS_GlmS_GlmD_2; 1.
DR   Gene3D; 3.60.20.10; -; 1.
DR   HAMAP; MF_00164; GlmS; 1.
DR   InterPro; IPR017932; GATase_2_dom.
DR   InterPro; IPR035466; GlmS/AgaS_SIS.
DR   InterPro; IPR035490; GlmS/FrlB_SIS.
DR   InterPro; IPR005855; GlmS_trans.
DR   InterPro; IPR029055; Ntn_hydrolases_N.
DR   InterPro; IPR001347; SIS_dom.
DR   InterPro; IPR046348; SIS_dom_sf.
DR   PANTHER; PTHR10937:SF0; PTHR10937:SF0; 1.
DR   Pfam; PF01380; SIS; 2.
DR   SUPFAM; SSF53697; SSF53697; 1.
DR   SUPFAM; SSF56235; SSF56235; 1.
DR   TIGRFAMs; TIGR01135; glmS; 1.
DR   PROSITE; PS51278; GATASE_TYPE_2; 1.
DR   PROSITE; PS51464; SIS; 2.
PE   3: Inferred from homology;
KW   Aminotransferase; Cytoplasm; Glutamine amidotransferase;
KW   Reference proteome; Repeat; Transferase.
FT   INIT_MET        1
FT                   /note="Removed"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT   CHAIN           2..602
FT                   /note="Glutamine--fructose-6-phosphate aminotransferase
FT                   [isomerizing]"
FT                   /id="PRO_0000135429"
FT   DOMAIN          2..222
FT                   /note="Glutamine amidotransferase type-2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT   DOMAIN          284..422
FT                   /note="SIS 1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT   DOMAIN          452..592
FT                   /note="SIS 2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT   ACT_SITE        2
FT                   /note="Nucleophile; for GATase activity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT   ACT_SITE        597
FT                   /note="For Fru-6P isomerization activity"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
SQ   SEQUENCE   602 AA;  65564 MW;  6863454F9EAC1000 CRC64;
     MCGIFGIIFA ERPRRPLGEI LRRGLERLEY RGYDSAGVAV VDRGLVVKKD AGKVAEVAQR
     YGFDSLQGVV GLAHTRWATH GKPDQVNAHP HVDCRGVIAV VHNGIIEKYA ELKEELMKRG
     HVFRSETDTE VIAHLVEEYK KQGLDTFSAF KKALSRVRGA YAIALIDAEN PRAIYFARNL
     SPLIIGVGEG FNIVASDIPT VLDHTKRVIA VRDGEYGYIT AGEVYIEADG VPQDVAARIE
     EIPWSAEMAT KGGYPHFMLK EIYEQPESLA STAAGLEPAQ IETVANALLA ARNVYIVGAG
     TSYHAGLTLA FILPRLRITP IPVISSEYAI YEDLYDKDDL AIAISQSGET IDTIKAVKAM
     RERGVKVVAV TNVVGSTLSR ESDVVLYTRA GPEIGVAATK TFTTQVLTLA AVYLTALRAL
     GHDVAEHQRE LKAVPDLARK TIEKTAGTAK ELAKRLRQRH SAYYLGRGAA LPVAMEGALK
     LKEVAYLHAE AYPAGESKHG PIALVEEGFP VIFVFSDPNT GEKTLSNVAE MKARGALTIG
     TVPARSDYAK KLDVAIEVPQ TSELFAPILH VIPLQMLAYF TAVERGYDPD KPRNLAKTVT
     VE