ID A4BX27_9FLAO Unreviewed; 618 AA.
AC A4BX27;
DT 03-APR-2007, integrated into UniProtKB/TrEMBL.
DT 03-APR-2007, sequence version 1.
DT 08-NOV-2023, entry version 90.
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=PI23P_03452 {ECO:0000313|EMBL:EAR13518.1};
OS Polaribacter irgensii 23-P.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=313594 {ECO:0000313|EMBL:EAR13518.1, ECO:0000313|Proteomes:UP000003053};
RN [1] {ECO:0000313|EMBL:EAR13518.1, ECO:0000313|Proteomes:UP000003053}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=23-P {ECO:0000313|EMBL:EAR13518.1,
RC ECO:0000313|Proteomes:UP000003053};
RA Murray A., Staley J., Ferriera S., Johnson J., Kravitz S., Halpern A.,
RA Remington K., Beeson K., Tran B., Rogers Y.-H., Friedman R., Venter J.C.;
RL Submitted (FEB-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:EAR13518.1}.
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DR EMBL; AAOG01000001; EAR13518.1; -; Genomic_DNA.
DR RefSeq; WP_004569316.1; NZ_CH724148.1.
DR AlphaFoldDB; A4BX27; -.
DR STRING; 313594.PI23P_03452; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_10; -.
DR OrthoDB; 106547at2; -.
DR Proteomes; UP000003053; 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:UP000003053};
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..224
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 295..434
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 467..608
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 613
FT /note="For Fru-6P isomerization activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00164"
SQ SEQUENCE 618 AA; 67984 MW; 5A2524CC5D2C67C7 CRC64;
MCGITGYIGY RDAYPIVIKG LKRLEYRGYD SAGIMMFDGT KIQLSKTKGK VADLEDIINK
EQSRKNGNLG IGHTRWATHG VPNNVNSHPH TSQSGNLVIV HNGIIENYDA LRKELISRGY
VFKSDTDTEV LINLIEDVKK NEACKLGKAV QLALNNVIGA YAIAVFDKAK PDEIVVARLG
SPIAIGVGKD NTEFFIASDA SPFIEYTKNA IYLEDEELAI IKIGKGIKIH KIKGDAQVHA
NVQKLKLSLD QIEKSGYDHF MLKEIHEQPK AIIDTYRGRM LADEGIIRLS GIDDNINRFL
NAERIIIVAC GTSWHAGLVG EYLIEDKARI PVEVEYASEF RYRNPIITSK DVVIAISQSG
ETADTLAAIK LAKAKGAFVF GICNVVGSSI ARETHAGAYT HAGPEIGVAS TKAFTTQITL
LTLIALKLAS KKGEISKPQL REFMQEMQLI PKKIEALLKI EDKVKEIAAV YKNATNCLYL
GRGFNFPVAL EGALKLKEIS YIHAEGYPAA EMKHGPIALI DENMPIFVIA TSKGHYEKVV
SNIQEIKSRA GKIIAIVTEG DTQVREIADH VIEIPETAEA LTPLLTTIPF QLLSYHIAVM
LNKNVDQPRN LAKSVTVE
//
