ID Q0EZN3_9PROT Unreviewed; 608 AA.
AC Q0EZN3;
DT 17-OCT-2006, integrated into UniProtKB/TrEMBL.
DT 17-OCT-2006, sequence version 1.
DT 24-JAN-2024, entry version 91.
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=SPV1_13844 {ECO:0000313|EMBL:EAU54671.1};
OS Mariprofundus ferrooxydans PV-1.
OC Bacteria; Pseudomonadota; Zetaproteobacteria; Mariprofundales;
OC Mariprofundaceae; Mariprofundus.
OX NCBI_TaxID=314345 {ECO:0000313|EMBL:EAU54671.1, ECO:0000313|Proteomes:UP000005297};
RN [1] {ECO:0000313|EMBL:EAU54671.1, ECO:0000313|Proteomes:UP000005297}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PV-1 {ECO:0000313|EMBL:EAU54671.1,
RC ECO:0000313|Proteomes:UP000005297};
RA Emerson D., Ferriera S., Johnson J., Kravitz S., Halpern A., Remington K.,
RA Beeson K., Tran B., Rogers Y.-H., Friedman R., Venter J.C.;
RL Submitted (SEP-2006) 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EAU54671.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AATS01000006; EAU54671.1; -; Genomic_DNA.
DR RefSeq; WP_009850281.1; NZ_DS022294.1.
DR AlphaFoldDB; Q0EZN3; -.
DR STRING; 314344.AL013_10260; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_0; -.
DR InParanoid; Q0EZN3; -.
DR OrthoDB; 5287359at2; -.
DR Proteomes; UP000005297; 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 Reference proteome {ECO:0000313|Proteomes:UP000005297};
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..219
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 458..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; 65865 MW; CDBAD84B210F38AD CRC64;
MCGIVGAIAG RNVLPILMDG LQRLEYRGYD SAGVAIRDAA GELLRFRALG KVSVLKELVD
RSDIAGDLGI AHTRWATHGA PSERNAHPHM SGVRVAVVHN GIIENHRELR DRLLALGYTF
TSETDTEVIA HLLAHKLEGG RDLYAAVVEA AAELDGAYAL AAASPEDPDR IVVTREGSPL
VIGLGEGENF IASDVAALLP VTRRFIFLEE GDVAEVRRDG VTVCDGDGIE VVREIKTSEL
SSASIDKGLY AHYMLKEIYE QPAVIAETLE GRIHKGRLLE ASFGHETTAL LDKARHIQIV
ACGTSYHAGM VARYWMEEFG IPCSVEVASE YRYRKVVVPE GSLLITISQS GETADTLAAL
RGSRANGYIG SLTVCNVPES SLVRESDVCF MTRAGTEIGV ASTKAFTTQL VALRLLAIAL
ARRKELSTAQ EEAMVNELHA LPRQIEVVLQ LADAIKTMAE GFVDKHNALF LGRGAFYPVA
LEGALKLKEI SYIHAEAYPA GELKHGPLAL VDESMPVVCA LPDDPLLEKV LSNLQEVRAR
GGELFLFSDH KVNVGLDHYQ NLTLSDIYPG TAPIVYSIPL QLLAYHVAVL KGTDVDQPRN
LAKSVTVE
//