ID A0A1M7RQ22_9SPHN Unreviewed; 611 AA.
AC A0A1M7RQ22;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
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=SAMN02745193_00146 {ECO:0000313|EMBL:SHN48423.1};
OS Erythrobacter sanguineus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Erythrobacter.
OX NCBI_TaxID=198312 {ECO:0000313|EMBL:SHN48423.1, ECO:0000313|Proteomes:UP000184391};
RN [1] {ECO:0000313|Proteomes:UP000184391}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 11032 {ECO:0000313|Proteomes:UP000184391};
RA Varghese N., Submissions S.;
RL Submitted (DEC-2016) 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; FRDF01000001; SHN48423.1; -; Genomic_DNA.
DR RefSeq; WP_072672747.1; NZ_MUYH01000001.1.
DR AlphaFoldDB; A0A1M7RQ22; -.
DR STRING; 198312.SAMN02745193_00146; -.
DR OrthoDB; 9761808at2; -.
DR Proteomes; UP000184391; Unassembled WGS sequence.
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..221
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 287..426
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 459..601
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 606
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 611 AA; 65699 MW; 64C4474A59E7E199 CRC64;
MCGIIGIVGS TSVAERLVDG LRRMEYRGYD SAGICTLHEG ALVRRRAEGK LSNLARVLDA
DPALGTVGIA HTRWATHGAP TAANAHPHAT GEVAIVHNGI IENFRELRAE LAAHGRVFES
ETDSEVVAHL ISAEIERGAD PVEAVREVLP RLRGAFALAI AFRRHPDLLI GARLGSPLVL
GYGPEGEEAE MYLGSDALAL APLTQRIAYL EEGDWVVVAR DSAQIYDVEN QRVTREIRAS
GASAAAVEKG SYRHFMQKEI YEQPTVVAQT LASYLRRSDN SVALPQMEVD LSQVRRLTIV
ACGTSFYAGM VAKYWFEQFA RVPVDIDVAS EFRYREPVLE EGGLALFISQ SGETADTLAA
LRHCKAHGQT IAVVVNVPTS TMAREADLLL PTHAGPEIGV ASTKAFTCQL AVLAALAAHM
AVKKGRLTRD QEADIVRHLL EAPAALNAAL DHDDDIAAMA HLIAPARDVL YLGRGQDYPL
ALEGALKLKE ISYIHAEGYA AGEMKHGPIA LIDESVPVVV IAPSGPLFEK TVSNMEEVRA
RGGQVVLISD AKGLEEAGEG CIATIEMPVV HPLIVPLVYA IPVQLLAYHV AVVKGTDVDQ
PRNLAKSVTV E
//
