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Database: UniProt
Entry: B8D125
LinkDB: B8D125
Original site: B8D125 
ID   GATA_HALOH              Reviewed;         477 AA.
AC   B8D125;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   24-JAN-2024, entry version 74.
DE   RecName: Full=Glutamyl-tRNA(Gln) amidotransferase subunit A {ECO:0000255|HAMAP-Rule:MF_00120};
DE            Short=Glu-ADT subunit A {ECO:0000255|HAMAP-Rule:MF_00120};
DE            EC=6.3.5.7 {ECO:0000255|HAMAP-Rule:MF_00120};
GN   Name=gatA {ECO:0000255|HAMAP-Rule:MF_00120}; OrderedLocusNames=Hore_02330;
OS   Halothermothrix orenii (strain H 168 / OCM 544 / DSM 9562).
OC   Bacteria; Bacillota; Clostridia; Halanaerobiales; Halothermotrichaceae;
OC   Halothermothrix.
OX   NCBI_TaxID=373903;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=H 168 / OCM 544 / DSM 9562;
RX   PubMed=19145256; DOI=10.1371/journal.pone.0004192;
RA   Mavromatis K., Ivanova N., Anderson I., Lykidis A., Hooper S.D., Sun H.,
RA   Kunin V., Lapidus A., Hugenholtz P., Patel B., Kyrpides N.C.;
RT   "Genome analysis of the anaerobic thermohalophilic bacterium
RT   Halothermothrix orenii.";
RL   PLoS ONE 4:E4192-E4192(2009).
CC   -!- FUNCTION: Allows the formation of correctly charged Gln-tRNA(Gln)
CC       through the transamidation of misacylated Glu-tRNA(Gln) in organisms
CC       which lack glutaminyl-tRNA synthetase. The reaction takes place in the
CC       presence of glutamine and ATP through an activated gamma-phospho-Glu-
CC       tRNA(Gln). {ECO:0000255|HAMAP-Rule:MF_00120}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + H2O + L-glutamine + L-glutamyl-tRNA(Gln) = ADP + H(+) +
CC         L-glutamate + L-glutaminyl-tRNA(Gln) + phosphate;
CC         Xref=Rhea:RHEA:17521, Rhea:RHEA-COMP:9681, Rhea:RHEA-COMP:9684,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:58359,
CC         ChEBI:CHEBI:78520, ChEBI:CHEBI:78521, ChEBI:CHEBI:456216; EC=6.3.5.7;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00120};
CC   -!- SUBUNIT: Heterotrimer of A, B and C subunits. {ECO:0000255|HAMAP-
CC       Rule:MF_00120}.
CC   -!- SIMILARITY: Belongs to the amidase family. GatA subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_00120}.
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DR   EMBL; CP001098; ACL68994.1; -; Genomic_DNA.
DR   RefSeq; WP_012635192.1; NC_011899.1.
DR   AlphaFoldDB; B8D125; -.
DR   SMR; B8D125; -.
DR   STRING; 373903.Hore_02330; -.
DR   KEGG; hor:Hore_02330; -.
DR   eggNOG; COG0154; Bacteria.
DR   HOGENOM; CLU_009600_0_3_9; -.
DR   OMA; EVSCPHF; -.
DR   OrthoDB; 9811471at2; -.
DR   Proteomes; UP000000719; Chromosome.
DR   GO; GO:0030956; C:glutamyl-tRNA(Gln) amidotransferase complex; IEA:InterPro.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0050567; F:glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006412; P:translation; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.90.1300.10; Amidase signature (AS) domain; 1.
DR   HAMAP; MF_00120; GatA; 1.
DR   InterPro; IPR000120; Amidase.
DR   InterPro; IPR020556; Amidase_CS.
DR   InterPro; IPR023631; Amidase_dom.
DR   InterPro; IPR036928; AS_sf.
DR   InterPro; IPR004412; GatA.
DR   NCBIfam; TIGR00132; gatA; 1.
DR   PANTHER; PTHR11895:SF151; GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT A; 1.
DR   PANTHER; PTHR11895; TRANSAMIDASE; 1.
DR   Pfam; PF01425; Amidase; 1.
DR   SUPFAM; SSF75304; Amidase signature (AS) enzymes; 1.
DR   PROSITE; PS00571; AMIDASES; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Nucleotide-binding; Protein biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..477
FT                   /note="Glutamyl-tRNA(Gln) amidotransferase subunit A"
FT                   /id="PRO_1000122480"
FT   ACT_SITE        71
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT   ACT_SITE        146
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT   ACT_SITE        170
FT                   /note="Acyl-ester intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
SQ   SEQUENCE   477 AA;  52221 MW;  39096CAF8836F40C CRC64;
     MELYDLTIHE LRDLLRKEEV SPEEVLDSFY KRIDEVEDKV KAYVTLTRDE ARNSLASLKD
     GRLAGIPLAI KDNISTRGIK TTCSSKILNN YKPPYDATVV KRLKEEGGIT LGKTNMDEFA
     MGSSTENSGF YPTHNPWNLD HAPGGSSGGS AAAVAAGEAP GALGSDTGGS IRQPAAFCGV
     VGLKPTYGCV SRYGLVAFAS SLDQIGPITK DVTDSALLLN VISGHDPMDS TSVDREKEDY
     TTYLKDDVKG MKIGLPEEYF SLDFNSEVKD KVMSAVKELE KAGAIVEEVS LPNIEYALAA
     YYIIAPAEAS SNLARYDGVR YGYRSENGDS VRSMFTNTRS EGFGDEVKRR IMLGTYVLSS
     GYYDAFYLKA QKVRTLIKED FERVFKDYDV LISPTTPTTA FKLGEMTDPL EMYQSDVFTV
     PVNIAGIPAI SVPCGFDSNN LPIGLQIMGP HFGEGKILQT AYTLEQALNM KTKRPKL
//
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