GATA_CAMJ8
ID GATA_CAMJ8 Reviewed; 453 AA.
AC A8FMB2;
DT 26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 13-NOV-2007, sequence version 1.
DT 03-AUG-2022, entry version 77.
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=C8J_1000;
OS Campylobacter jejuni subsp. jejuni serotype O:6 (strain 81116 / NCTC
OS 11828).
OC Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC Campylobacteraceae; Campylobacter.
OX NCBI_TaxID=407148;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=81116 / NCTC 11828;
RX PubMed=17873037; DOI=10.1128/jb.01404-07;
RA Pearson B.M., Gaskin D.J.H., Segers R.P.A.M., Wells J.M., Nuijten P.J.M.,
RA van Vliet A.H.M.;
RT "The complete genome sequence of Campylobacter jejuni strain 81116
RT (NCTC11828).";
RL J. Bacteriol. 189:8402-8403(2007).
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; CP000814; ABV52599.1; -; Genomic_DNA.
DR RefSeq; WP_012006722.1; NC_009839.1.
DR AlphaFoldDB; A8FMB2; -.
DR SMR; A8FMB2; -.
DR KEGG; cju:C8J_1000; -.
DR HOGENOM; CLU_009600_0_3_7; -.
DR OMA; EVSCPHF; -.
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..453
FT /note="Glutamyl-tRNA(Gln) amidotransferase subunit A"
FT /id="PRO_1000071366"
FT ACT_SITE 56
FT /note="Charge relay system"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT ACT_SITE 131
FT /note="Charge relay system"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT ACT_SITE 155
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
SQ SEQUENCE 453 AA; 49467 MW; 726C01A42D74CBFD CRC64;
MITLKEALKY SKEELENLKK ELNEKAKKEK KIGAYIEQFL DKDLSVSGEG VPVAIKDNIS
VKGWELTSAS KILQGYIAPY DASVIVNLKA NGFSPFGRCN MDEFAMGSST ASSYYGKTLN
PLNFERVPGG SSGGSAAAVA GGLALASLGS DTGGSVRQPA AFCGCVGFKP SYGRVSRYGL
ASYSSSLDQI GVLTQNVEDA AILYDAIAGY DKMDSTSANI EFIKTAPNLN VNKKLKIAVI
ENYVNDADSE VKNALLKTID MLKANGHEIV YKNLLDSKFD IAAYYIIATA EASANLSRYD
GVRYGKRSEN IQNLKEMYVN TRSEGFGEEV KRRILLGTFV LSSGYYDAYY IKAQKARAFI
KAKYEEILQD CDLIFMPVTP TTAFKFDTQK SPMQTYLEDV YTISVNLAGL GGISVPVAKD
KEELNISAQL ICKAYDEQTL LDGALSLEQM IKH