ID C6XGB3_LIBAP Unreviewed; 608 AA.
AC C6XGB3;
DT 22-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 22-SEP-2009, sequence version 1.
DT 27-MAR-2024, 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 ECO:0000313|EMBL:ACT57416.1};
GN OrderedLocusNames=CLIBASIA_04210 {ECO:0000313|EMBL:ACT57416.1};
OS Liberibacter asiaticus (strain psy62).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Rhizobiaceae; Liberibacter.
OX NCBI_TaxID=537021 {ECO:0000313|EMBL:ACT57416.1, ECO:0000313|Proteomes:UP000002744};
RN [1] {ECO:0000313|EMBL:ACT57416.1, ECO:0000313|Proteomes:UP000002744}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=psy62 {ECO:0000313|Proteomes:UP000002744};
RX PubMed=19589076; DOI=10.1094/MPMI-22-8-1011;
RA Duan Y., Zhou L., Hall D.G., Li W., Doddapaneni H., Lin H., Liu L.,
RA Vahling C.M., Gabriel D.W., Williams K.P., Dickerman A., Sun Y.,
RA Gottwald T.;
RT "Complete genome sequence of citrus huanglongbing bacterium, 'Candidatus
RT Liberibacter asiaticus' obtained through metagenomics.";
RL Mol. Plant Microbe Interact. 22:1011-1020(2009).
RN [2] {ECO:0000313|EMBL:ACT57416.1, ECO:0000313|Proteomes:UP000002744}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=psy62 {ECO:0000313|Proteomes:UP000002744};
RX PubMed=21784907; DOI=10.1128/AEM.05111-11;
RA Zhou L., Powell C.A., Hoffman M.T., Li W., Fan G., Liu B., Lin H., Duan Y.;
RT "Diversity and plasticity of the intracellular plant pathogen and insect
RT symbiont, 'Candidatus Liberibacter asiaticus', revealed by hyper variable
RT prophage genes with intragenic tandem repeats.";
RL Appl. Environ. Microbiol. 77:6663-6673(2011).
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; CP001677; ACT57416.1; -; Genomic_DNA.
DR RefSeq; WP_015452774.1; NC_012985.3.
DR AlphaFoldDB; C6XGB3; -.
DR STRING; 537021.CLIBASIA_04210; -.
DR GeneID; 66286413; -.
DR KEGG; las:CLIBASIA_04210; -.
DR eggNOG; COG0449; Bacteria.
DR HOGENOM; CLU_012520_5_2_5; -.
DR OrthoDB; 9761808at2; -.
DR Proteomes; UP000002744; 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 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..217
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
FT DOMAIN 283..422
FT /note="SIS"
FT /evidence="ECO:0000259|PROSITE:PS51464"
FT DOMAIN 456..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; 67708 MW; 71B6765E5A912110 CRC64;
MCGIVGIVGR ESVGERLFKA LKRLEYRGYD SSGMATICDG KIQCVRAQGK LSELEKELNK
KPLKGNIGIA HTRWATHGLP NKENSHPHCI EGIAVTHNGI IENFSRLKKE HFSSQQVFLT
ETDTEVIACL LEKFIKNGSS KKETMQKLMQ CLTGSYSIAV IFEDDPHSII VARKGPPLII
GHGEGEMFVG SDVTALTLLT DKVTYMEDGD WAIIRNSGLT IYDSQGYEIE RPIQIVQIAP
FLIGKGNYRH FMEKEIYEQP EAISRVLSHY INLSDHTIIP NIFNYDFANI SGLLVSSCGT
SYLAGLVGKF WFERLARLKV EIDVSSEFRY RDFVYSSKWA SLFISQSGET ADTLASLRYM
RTQGLTIGSL VNVLESTIAR ESDFIFPIKA GPEIGVASTK AFTCQLLVLV IMAIYAGKVR
GYINEEQERE LIRSLVEIPR KMFDVLQNIY SQIEKLCCGL AKCQTLLYVG RGSSYPLALE
GALKIKEISY LHAEGYAAGE LKHGPIALIT EGTFVIAIAP YDRFFQKTLS NIQEIVTRGG
RVIFITDEEG LKRQDFPSIE TIVLPSMGEI VSPIVFSLPI QMIAYCTAVL IGTDVDQPRN
LAKSVTVE
//
