GATA_METM7
ID GATA_METM7 Reviewed; 431 AA.
AC A6VH97;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 25-MAY-2022, entry version 72.
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=MmarC7_0756;
OS Methanococcus maripaludis (strain C7 / ATCC BAA-1331).
OC Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC Methanococcaceae; Methanococcus.
OX NCBI_TaxID=426368;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=C7 / ATCC BAA-1331;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Clum A., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Anderson I., Sieprawska-Lupa M., Whitman W.B., Richardson P.;
RT "Complete sequence of Methanococcus maripaludis C7.";
RL Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000745; ABR65823.1; -; Genomic_DNA.
DR RefSeq; WP_011977142.1; NC_009637.1.
DR AlphaFoldDB; A6VH97; -.
DR SMR; A6VH97; -.
DR STRING; 426368.MmarC7_0756; -.
DR EnsemblBacteria; ABR65823; ABR65823; MmarC7_0756.
DR GeneID; 5329339; -.
DR KEGG; mmz:MmarC7_0756; -.
DR eggNOG; arCOG01717; Archaea.
DR HOGENOM; CLU_009600_0_3_2; -.
DR OMA; EVSCPHF; -.
DR OrthoDB; 12800at2157; -.
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..431
FT /note="Glutamyl-tRNA(Gln) amidotransferase subunit A"
FT /id="PRO_1000015862"
FT ACT_SITE 55
FT /note="Charge relay system"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT ACT_SITE 130
FT /note="Charge relay system"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
FT ACT_SITE 154
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00120"
SQ SEQUENCE 431 AA; 47198 MW; 15C5CB406A118980 CRC64;
MITDRVSDYL EKIEKSDVNA FIDVNSEKVL KEAEELEKND ALKNKPLYGK IVAVKSNINV
KGYKISCASK TLDNYIGTYD ATVVKKLRSQ GALIVGMTNM DEFASGSSGE TSYFGPTKNP
AAMDRIPGGS SSGSAAAVAA DLCDMAIGSD TGGSIRNPAS HCGIVGFKPS YGVVSRQGLC
DLAMSFDQIG PLTKNAEDAL VLTNAIKGID RSDSTSLETP KFEKKDISNY KVGVVKEFMD
VTDEKIRNEI EKGIEVFKDM GCKIVDLSYK YIDLALPTYY LINYVEFFSA TRKYDGRRYG
EFIEEACGEE VLRRILIGKH ISEQEFSGKY YKKALQARKS MKKEMLGLFN SADLIVGPTV
PKLPHKLGEN LSPMEMYAYD VLTVPTNICG ICSGVVRCGN ISGVPVGLQI QGAPLEDEKV
LSAMIEFEKN Y