GLMS_STAAR
ID GLMS_STAAR Reviewed; 601 AA.
AC Q6GES3;
DT 21-DEC-2004, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 3.
DT 03-AUG-2022, entry version 98.
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}; Synonyms=gcaA;
GN OrderedLocusNames=SAR2242;
OS Staphylococcus aureus (strain MRSA252).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=282458;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MRSA252;
RX PubMed=15213324; DOI=10.1073/pnas.0402521101;
RA Holden M.T.G., Feil E.J., Lindsay J.A., Peacock S.J., Day N.P.J.,
RA Enright M.C., Foster T.J., Moore C.E., Hurst L., Atkin R., Barron A.,
RA Bason N., Bentley S.D., Chillingworth C., Chillingworth T., Churcher C.,
RA Clark L., Corton C., Cronin A., Doggett J., Dowd L., Feltwell T., Hance Z.,
RA Harris B., Hauser H., Holroyd S., Jagels K., James K.D., Lennard N.,
RA Line A., Mayes R., Moule S., Mungall K., Ormond D., Quail M.A.,
RA Rabbinowitsch E., Rutherford K.M., Sanders M., Sharp S., Simmonds M.,
RA Stevens K., Whitehead S., Barrell B.G., Spratt B.G., Parkhill J.;
RT "Complete genomes of two clinical Staphylococcus aureus strains: evidence
RT for the rapid evolution of virulence and drug resistance.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:9786-9791(2004).
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}.
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DR EMBL; BX571856; CAG41223.1; -; Genomic_DNA.
DR RefSeq; WP_000334466.1; NC_002952.2.
DR AlphaFoldDB; Q6GES3; -.
DR SMR; Q6GES3; -.
DR KEGG; sar:SAR2242; -.
DR HOGENOM; CLU_012520_7_1_9; -.
DR OMA; ASEYRYA; -.
DR OrthoDB; 43416at2; -.
DR BRENDA; 2.6.1.16; 3352.
DR Proteomes; UP000000596; 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; 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; Repeat;
KW Transferase.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT CHAIN 2..601
FT /note="Glutamine--fructose-6-phosphate aminotransferase
FT [isomerizing]"
FT /id="PRO_0000135382"
FT DOMAIN 2..218
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT DOMAIN 284..423
FT /note="SIS 1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT DOMAIN 453..591
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 596
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
SQ SEQUENCE 601 AA; 65880 MW; 48C67EAE99817B86 CRC64;
MCGIVGYIGY DNAKELLLKG LEKLEYRGYD SAGIAVVNDD NTTVFKEKGR IAELRKVADS
SDFDGPVGIG HTRWATHGVP NHENSHPHQS SNGRFTLVHN GVIENYEELK GEYLQGVSFI
SETDTEVIVQ LVEYFSNQGL STEEAFTKVV SLLHGSYALG LLDAEDKDTI YVAKNKSPLL
LGVGEGFNVI ASDALAMLQV TSEYKEIHDH EIVIVKKDEV IIKDADGNVV ERDSYIAEID
ASDAEKGVYA HYMLKEIHEQ PAVMRRIIQE YQDAEGNLKI DQDIINDVKE ADRIYVIAAG
TSYHAGLVGK EFLEKWAGVP TEVHVASEFV YNMPLLSEKP LFVYISQSGE TADSRAVLVE
TNKLGHKSLT ITNVAGSTLS READHTLLLH AGPEIAVAST KAYTAQIAVL SILSQIVAKE
HGREADIDLL RELAKVTTAI EAIVDDAPIM EQIATDFLET TRNAFFIGRT IDYNVSLEGA
LKLKEISYIQ AEGFAGGELK HGTIALIEEG TPVVGLATQE KVNLSIRGNV KEVVARGAHP
CIISMEGLEK EGDTYVIPHV HELLTPLVSV VTLQLISYYA ALHRDLDVDK PRNLAKSVTV
E