ID A0A126T4N6_9GAMM Unreviewed; 609 AA.
AC A0A126T4N6;
DT 06-JUL-2016, integrated into UniProtKB/TrEMBL.
DT 06-JUL-2016, sequence version 1.
DT 24-JAN-2024, entry version 33.
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 ORFNames=JT25_011050 {ECO:0000313|EMBL:AMK77020.1};
OS Methylomonas denitrificans.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Methylococcales;
OC Methylococcaceae; Methylomonas.
OX NCBI_TaxID=1538553 {ECO:0000313|EMBL:AMK77020.1, ECO:0000313|Proteomes:UP000030512};
RN [1] {ECO:0000313|EMBL:AMK77020.1, ECO:0000313|Proteomes:UP000030512}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=FJG1 {ECO:0000313|EMBL:AMK77020.1,
RC ECO:0000313|Proteomes:UP000030512};
RX PubMed=25580993; DOI=10.1111/1462-2920.12772;
RA Kits K.D., Klotz M.G., Stein L.Y.;
RT "Methane oxidation coupled to nitrate reduction under hypoxia by the
RT Gammaproteobacterium Methylomonas denitrificans, sp. nov. type strain
RT FJG1.";
RL Environ. Microbiol. 17:3219-3232(2015).
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; CP014476; AMK77020.1; -; Genomic_DNA.
DR RefSeq; WP_036276025.1; NZ_CP014476.1.
DR AlphaFoldDB; A0A126T4N6; -.
DR STRING; 1538553.JT25_011050; -.
DR KEGG; mdn:JT25_011050; -.
DR OrthoDB; 9761808at2; -.
DR Proteomes; UP000030512; 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 Reference proteome {ECO:0000313|Proteomes:UP000030512};
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..218
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 286..426
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 458..599
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 604
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 609 AA; 66761 MW; 0EA0222CEDAC7D47 CRC64;
MCGIVAGIAQ RNVVPILLEG LKRLEYRGYD SAGLAVVSQG EIFRKRELGK VKGLEALIAA
DPIEGNIGIA HTRWATHGKP STRNAHPHVS RDKVAVVHNG IIENHDHLRT ALQQNGFEFT
SETDTEVIVH KIAEDLQTAD SLLNAVKATV ATLQGAYALG VVFIDCPDTL IACRKGSPLV
IGVGIGEYFI ASDIAALLPV TQRFIFLEDG DIAELKIDSL VIYDENDHRV ERPIVESQLK
ADSVDKGKYR HYMLKEIYEQ AWAVSETLEG RFIDNRLQDN AFGHNAAEVF DQIKSVQILA
CGTSYHSGLV ARYWFEKLAR VPCSIEVASE FRYRNPVISP DTLVVTISQS GETADTLAAL
LEAKRLGVKH SLVICNAPES SLVRESDLVM MTRAGPEIGV ASTKAFTTQL VALLMLIIAV
GRRFALTKET EEKIVSELFS LPGNIEKVLK LDNAIELLSQ RFADKHNALF LGRGTHYPIA
MEGALKLKEI SYIHAEAYPA GELKHGPLAL IDAEMPVVTV APNNNLLEKL KSNIQEVSAR
GGQLIVFMDE ELAESSDENV QIVKMPSVAN IISPIVYTIP LQLLSYHVAV LKGTDVDQPR
NLAKSVTVE
//
