ID GLMS_ACIAD Reviewed; 612 AA.
AC Q6F6U8;
DT 30-AUG-2005, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 3.
DT 27-MAR-2024, entry version 127.
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=ACIAD3576;
OS Acinetobacter baylyi (strain ATCC 33305 / BD413 / ADP1).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Acinetobacter.
OX NCBI_TaxID=62977;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33305 / BD413 / ADP1;
RX PubMed=15514110; DOI=10.1093/nar/gkh910;
RA Barbe V., Vallenet D., Fonknechten N., Kreimeyer A., Oztas S., Labarre L.,
RA Cruveiller S., Robert C., Duprat S., Wincker P., Ornston L.N.,
RA Weissenbach J., Marliere P., Cohen G.N., Medigue C.;
RT "Unique features revealed by the genome sequence of Acinetobacter sp. ADP1,
RT a versatile and naturally transformation competent bacterium.";
RL Nucleic Acids Res. 32:5766-5779(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; CR543861; CAG70217.1; -; Genomic_DNA.
DR RefSeq; WP_004923173.1; NC_005966.1.
DR AlphaFoldDB; Q6F6U8; -.
DR SMR; Q6F6U8; -.
DR STRING; 202950.GCA_001485005_01640; -.
DR GeneID; 45235749; -.
DR KEGG; aci:ACIAD3576; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_6; -.
DR OrthoDB; 9761808at2; -.
DR BioCyc; ASP62977:ACIAD_RS16180-MONOMER; -.
DR Proteomes; UP000000430; 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; 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..612
FT /note="Glutamine--fructose-6-phosphate aminotransferase
FT [isomerizing]"
FT /id="PRO_0000135290"
FT DOMAIN 2..217
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT DOMAIN 283..428
FT /note="SIS 1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
FT DOMAIN 461..602
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 607
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00164"
SQ SEQUENCE 612 AA; 67502 MW; FBCB4924AB96E366 CRC64;
MCGIVGGVAE RNIAEILIEG LKRLEYRGYD SAGVALINQQ QILRERRVGK VANLAEAVAQ
SKISGSLGIA HTRWATHGKP TENNAHPHTS GSVAVVHNGI IENYQELKDD LEALGYVFTS
QTDTEVVAHL INHAMTEQHN LLDAVREVVP ELKGAYALGI IHTDYPDELI TVREGSPLVI
GVGIGENFIS SDQLALLPVT NRFVYLEEGD IARLTRDSIE IYAHGVKIER PVKELDASVS
NASKGEYKHY MLKEIYEQPE AIQQTISQAL NGNALREDFL QFAEADFNQI QNVQIIACGT
SYHAGMIAKY WFEQLIGVPC QVEIASEFRY RSPVIVANTL YICISQSGET ADTLAALRDT
QKRAKAKDIQ ISTLTICNVA TSSMVRETDH HLLTLAGPEI GVASTKAFTT QLAALMLLIL
KIGQVKEQIA AEQIAEIASQ LWHCPKVMLD TLQHNAEILR LSELFVEKQH CLFLGRGTHY
PIALEGALKL KEISYIHAEG YAAGELKHGP LALVDNEMPV VILAPHDDML DKLKSNMEEV
QARGGELFVF ADENSGVREK DRQHVVLIPE VNAWLAPIVY SIPVQLLSYH VAVLRGTDVD
QPRNLAKSVT VE
//
