ID   GATA_RICBR              Reviewed;         493 AA.
AC   Q1RHE9;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   16-MAY-2006, sequence version 1.
DT   03-AUG-2022, entry version 90.
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=RBE_1134;
OS   Rickettsia bellii (strain RML369-C).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rickettsiales;
OC   Rickettsiaceae; Rickettsieae; Rickettsia; belli group.
OX   NCBI_TaxID=336407;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RML369-C;
RX   PubMed=16703114; DOI=10.1371/journal.pgen.0020076;
RA   Ogata H., La Scola B., Audic S., Renesto P., Blanc G., Robert C.,
RA   Fournier P.-E., Claverie J.-M., Raoult D.;
RT   "Genome sequence of Rickettsia bellii illuminates the role of amoebae in
RT   gene exchanges between intracellular pathogens.";
RL   PLoS Genet. 2:733-744(2006).
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; CP000087; ABE05215.1; -; Genomic_DNA.
DR   RefSeq; WP_011477793.1; NC_007940.1.
DR   AlphaFoldDB; Q1RHE9; -.
DR   SMR; Q1RHE9; -.
DR   STRING; 336407.RBE_1134; -.
DR   EnsemblBacteria; ABE05215; ABE05215; RBE_1134.
DR   KEGG; rbe:RBE_1134; -.
DR   eggNOG; COG0154; Bacteria.
DR   HOGENOM; CLU_009600_0_3_5; -.
DR   OMA; EVSCPHF; -.
DR   OrthoDB; 1239251at2; -.
DR   Proteomes; UP000001951; 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; -; 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   PANTHER; PTHR11895; PTHR11895; 1.
DR   Pfam; PF01425; Amidase; 1.
DR   SUPFAM; SSF75304; SSF75304; 1.
DR   TIGRFAMs; TIGR00132; gatA; 1.
DR   PROSITE; PS00571; AMIDASES; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Nucleotide-binding; Protein biosynthesis.
FT   CHAIN           1..493
FT                   /note="Glutamyl-tRNA(Gln) amidotransferase subunit A"
FT                   /id="PRO_0000241148"
FT   ACT_SITE        78
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT   ACT_SITE        158
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT   ACT_SITE        182
FT                   /note="Acyl-ester intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
SQ   SEQUENCE   493 AA;  53247 MW;  1F67499383F5FDE1 CRC64;
     MTELNKLSVA DSLKGLKNKE FTSKELVNAH IKQIEKHKNL NAYVTETFDL ALKQAEEADQ
     SYAKNHSRTL EGIPFAAKDL FCTKGIRTTA CSNILREFIP NYESGVTQNI FNKGGVMLGK
     TNMDEFAMGS ANITSCFGNV ISPWKALDDG ADLVPGGSSG GSAAAVSGFM ATAALGSDTG
     GSVRQPASFT GLVGFKPTYG RCSRYGMVSF ASSLDQAGIF TRSVLDSSIM LEAMIGFDER
     DSTSIKMEVP QLQPAIGSSI KGMKIGVPLS LGEGGIIEPD IMKMWHSTIE LLKDAGAEII
     DISLPHTKYG VAVYYVIAPA EASSNLSRYD GVRYGLRVEK ENMSLDEMYE ITRSSGFGDE
     VKRRIMIGTY VLSSSFMDAY YLKAQKVRRL VADDFNNAFA KVDAILLPSA PTEAFRIGEK
     QNDPTITYLN DLFTIPASLA GLPCVSVPAG LSNRGLPLGM QVIGKQLDEY NVLRVASAIE
     AGVKHIKFEP VGF