ID A7IEE7_XANP2 Unreviewed; 344 AA.
AC A7IEE7;
DT 11-SEP-2007, integrated into UniProtKB/TrEMBL.
DT 11-SEP-2007, sequence version 1.
DT 27-MAR-2024, entry version 81.
DE RecName: Full=Glutamine synthetase {ECO:0000256|ARBA:ARBA00012937, ECO:0000256|RuleBase:RU004356};
DE EC=6.3.1.2 {ECO:0000256|ARBA:ARBA00012937, ECO:0000256|RuleBase:RU004356};
GN OrderedLocusNames=Xaut_1141 {ECO:0000313|EMBL:ABS66390.1};
OS Xanthobacter autotrophicus (strain ATCC BAA-1158 / Py2).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Xanthobacteraceae; Xanthobacter.
OX NCBI_TaxID=78245 {ECO:0000313|EMBL:ABS66390.1, ECO:0000313|Proteomes:UP000002417};
RN [1] {ECO:0000313|EMBL:ABS66390.1, ECO:0000313|Proteomes:UP000002417}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1158 / Py2 {ECO:0000313|Proteomes:UP000002417};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Hammon N.,
RA Israni S., Dalin E., Tice H., Pitluck S., Sims D., Brettin T., Bruce D.,
RA Detter J.C., Han C., Tapia R., Brainard J., Schmutz J., Larimer F.,
RA Land M., Hauser L., Kyrpides N., Kim E., Ensigns S.A., Richardson P.;
RT "Complete sequence of chromosome of Xanthobacter autotrophicus Py2.";
RL Submitted (JUL-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the ATP-dependent biosynthesis of glutamine from
CC glutamate and ammonia. {ECO:0000256|ARBA:ARBA00003117}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-glutamate + NH4(+) = ADP + H(+) + L-glutamine +
CC phosphate; Xref=Rhea:RHEA:16169, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:28938, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58359, ChEBI:CHEBI:456216; EC=6.3.1.2;
CC Evidence={ECO:0000256|ARBA:ARBA00000777,
CC ECO:0000256|RuleBase:RU004356};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBUNIT: Homooctamer and homotetramer. {ECO:0000256|ARBA:ARBA00038740}.
CC -!- SIMILARITY: Belongs to the glutamine synthetase family.
CC {ECO:0000256|ARBA:ARBA00009897, ECO:0000256|PROSITE-ProRule:PRU01330,
CC ECO:0000256|RuleBase:RU000384}.
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DR EMBL; CP000781; ABS66390.1; -; Genomic_DNA.
DR AlphaFoldDB; A7IEE7; -.
DR STRING; 78245.Xaut_1141; -.
DR KEGG; xau:Xaut_1141; -.
DR eggNOG; COG0174; Bacteria.
DR HOGENOM; CLU_036762_1_0_5; -.
DR OrthoDB; 9807095at2; -.
DR PhylomeDB; A7IEE7; -.
DR Proteomes; UP000002417; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004356; F:glutamine synthetase activity; IEA:UniProtKB-EC.
DR GO; GO:0006542; P:glutamine biosynthetic process; IEA:InterPro.
DR GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR Gene3D; 3.10.20.70; Glutamine synthetase, N-terminal domain; 1.
DR Gene3D; 3.30.590.10; Glutamine synthetase/guanido kinase, catalytic domain; 1.
DR InterPro; IPR008147; Gln_synt_N.
DR InterPro; IPR036651; Gln_synt_N_sf.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR InterPro; IPR008146; Gln_synth_cat_dom.
DR InterPro; IPR027303; Gln_synth_gly_rich_site.
DR InterPro; IPR027302; Gln_synth_N_conserv_site.
DR PANTHER; PTHR20852; GLUTAMINE SYNTHETASE; 1.
DR PANTHER; PTHR20852:SF57; GLUTAMINE SYNTHETASE 2 CYTOPLASMIC; 1.
DR Pfam; PF00120; Gln-synt_C; 1.
DR Pfam; PF03951; Gln-synt_N; 1.
DR SMART; SM01230; Gln-synt_C; 1.
DR SUPFAM; SSF54368; Glutamine synthetase, N-terminal domain; 1.
DR SUPFAM; SSF55931; Glutamine synthetase/guanido kinase; 1.
DR PROSITE; PS00180; GLNA_1; 1.
DR PROSITE; PS00181; GLNA_ATP; 1.
DR PROSITE; PS51986; GS_BETA_GRASP; 1.
DR PROSITE; PS51987; GS_CATALYTIC; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU004356};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|RuleBase:RU004356};
KW Nitrogen fixation {ECO:0000256|ARBA:ARBA00023231};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU004356};
KW Reference proteome {ECO:0000313|Proteomes:UP000002417}.
FT DOMAIN 4..86
FT /note="GS beta-grasp"
FT /evidence="ECO:0000259|PROSITE:PS51986"
FT DOMAIN 89..344
FT /note="GS catalytic"
FT /evidence="ECO:0000259|PROSITE:PS51987"
SQ SEQUENCE 344 AA; 38382 MW; 07613A0E8900BFD8 CRC64;
MPKFKLEYIW LDGYTPTPNL RGKTQIKEYD VFPTLEQLPL WGFDGSSTQQ AEGRSSDCVL
KPVAVYPDPA RTDGALVMCE VMMPDGVTPH PTNKRATILD DAGAWFGFEQ EYFFYKDGRP
LGFPEHGYPA PQGPYYTGVG FKNVGNIARQ IVEEHLDLCL AAGINHEGIN AEVAKGQWEF
QIFGKGSKKA ADEVWMARYL LLRLTEKYGV DIEFHCKPLG DTDWNGSGMH ANFSTTYLRE
VGGKAYFEAL MAAFEANLED HIAVYGPDNH MRLTGKHETA PWNKFSYGVA DRGASIRVPH
SFVKNDYKGY LEDRRPNSMG DPYQIASQIL KTIASVPTDV SAAA
//
