ID E6VK60_RHOPX Unreviewed; 608 AA.
AC E6VK60;
DT 08-MAR-2011, integrated into UniProtKB/TrEMBL.
DT 08-MAR-2011, sequence version 1.
DT 24-JAN-2024, entry version 75.
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 OrderedLocusNames=Rpdx1_2847 {ECO:0000313|EMBL:ADU44430.1};
OS Rhodopseudomonas palustris (strain DX-1).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Nitrobacteraceae; Rhodopseudomonas.
OX NCBI_TaxID=652103 {ECO:0000313|EMBL:ADU44430.1, ECO:0000313|Proteomes:UP000001402};
RN [1] {ECO:0000313|Proteomes:UP000001402}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DX-1 {ECO:0000313|Proteomes:UP000001402};
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Misra M., Chertkov O., Detter J.C., Han C., Tapia R., Land M., Hauser L.,
RA Kyrpides N., Ivanova N., Ovchinnikova G., Logan B., Oda Y., Harwood C.,
RA Woyke T.;
RT "Complete sequence of Rhodopseudomonas palustris DX-1.";
RL Submitted (DEC-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}.
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DR EMBL; CP002418; ADU44430.1; -; Genomic_DNA.
DR AlphaFoldDB; E6VK60; -.
DR STRING; 652103.Rpdx1_2847; -.
DR KEGG; rpx:Rpdx1_2847; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_5; -.
DR OMA; ASEYRYA; -.
DR OrthoDB; 9761808at2; -.
DR BioCyc; RPAL652103:RPDX1_RS14015-MONOMER; -.
DR Proteomes; UP000001402; 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 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 284..423
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 456..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; 65523 MW; 621872CDBC55B9B3 CRC64;
MCGIIGILGR GPVAEQLVDS LKRLEYRGYD SAGVATLEGG ELVRRRAEGK LKNLEAVLKK
HPLAGHVGIG HTRWATHGKP NEINAHPHAA AGVAVVHNGI IENFRELRDE LERGGAVFAS
ETDTEVVAHL VNSFISEGLS PADAVKAALP RLRGAFALAF VFKGHDDLMI GARKGSPLAI
GYGDGEMYLG SDAIALAPLT DDISYLDDGD WVVLTRKGAE VRNAKGDVVQ REVMKSGASS
FVVDKANYRH FMAKEIHEQP EVVGHTLARY LDMASERIAL PMKLPFDFKD IRHLSITACG
TANYAGYVAK YWFERFARLP VEIDIASEFR YREAPLHGGD LAIFISQSGE TADTLAALRY
AKEQGLHTLS VVNVPTSTIA RESEVVMPTL AGPEIGVAST KAFTCQLTAL AALAIAAGRA
RGTLSDADEA KLVHGLIELP RLMAAALTHE PQIERLARDI AKAQDVLYLG RGTSYPLALE
GALKLKEISY IHAEGYAAGE LKHGPIALID EKMPVVVIAP YDRVFEKTVS NMQEVAARGG
RIILMTDAKG AEEATVESVV TIVMPDMAAA FTPMVYAIPV QLLAYHTAVV MGTDVDQPRN
LAKSVTVE
//