GATB_NOVAD
ID GATB_NOVAD Reviewed; 497 AA.
AC Q2G4F6;
DT 27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT 21-MAR-2006, sequence version 1.
DT 25-MAY-2022, entry version 83.
DE RecName: Full=Aspartyl/glutamyl-tRNA(Asn/Gln) amidotransferase subunit B {ECO:0000255|HAMAP-Rule:MF_00121};
DE Short=Asp/Glu-ADT subunit B {ECO:0000255|HAMAP-Rule:MF_00121};
DE EC=6.3.5.- {ECO:0000255|HAMAP-Rule:MF_00121};
GN Name=gatB {ECO:0000255|HAMAP-Rule:MF_00121}; OrderedLocusNames=Saro_2831;
OS Novosphingobium aromaticivorans (strain ATCC 700278 / DSM 12444 / CCUG
OS 56034 / CIP 105152 / NBRC 16084 / F199).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales;
OC Sphingomonadaceae; Novosphingobium.
OX NCBI_TaxID=279238;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700278 / DSM 12444 / CCUG 56034 / CIP 105152 / NBRC 16084 /
RC F199;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Chain P., Malfatti S., Shin M.,
RA Vergez L., Schmutz J., Larimer F., Land M., Kyrpides N., Ivanova N.,
RA Fredrickson J., Balkwill D., Romine M.F., Richardson P.;
RT "Complete sequence of Novosphingobium aromaticivorans DSM 12444.";
RL Submitted (JAN-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Allows the formation of correctly charged Asn-tRNA(Asn) or
CC Gln-tRNA(Gln) through the transamidation of misacylated Asp-tRNA(Asn)
CC or Glu-tRNA(Gln) in organisms which lack either or both of asparaginyl-
CC tRNA or glutaminyl-tRNA synthetases. The reaction takes place in the
CC presence of glutamine and ATP through an activated phospho-Asp-
CC tRNA(Asn) or phospho-Glu-tRNA(Gln). {ECO:0000255|HAMAP-Rule:MF_00121}.
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;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00121};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + H2O + L-aspartyl-tRNA(Asn) + L-glutamine = ADP + 2 H(+)
CC + L-asparaginyl-tRNA(Asn) + L-glutamate + phosphate;
CC Xref=Rhea:RHEA:14513, Rhea:RHEA-COMP:9674, Rhea:RHEA-COMP:9677,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:58359,
CC ChEBI:CHEBI:78515, ChEBI:CHEBI:78516, ChEBI:CHEBI:456216;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00121};
CC -!- SUBUNIT: Heterotrimer of A, B and C subunits. {ECO:0000255|HAMAP-
CC Rule:MF_00121}.
CC -!- SIMILARITY: Belongs to the GatB/GatE family. GatB subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_00121}.
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DR EMBL; CP000248; ABD27267.1; -; Genomic_DNA.
DR RefSeq; WP_011446471.1; NC_007794.1.
DR AlphaFoldDB; Q2G4F6; -.
DR SMR; Q2G4F6; -.
DR STRING; 279238.Saro_2831; -.
DR EnsemblBacteria; ABD27267; ABD27267; Saro_2831.
DR KEGG; nar:Saro_2831; -.
DR eggNOG; COG0064; Bacteria.
DR HOGENOM; CLU_019240_0_0_5; -.
DR OMA; ARKWWMG; -.
DR OrthoDB; 497127at2; -.
DR Proteomes; UP000009134; Chromosome.
DR GO; GO:0050566; F:asparaginyl-tRNA synthase (glutamine-hydrolyzing) activity; IEA:RHEA.
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; 1.10.10.410; -; 1.
DR Gene3D; 1.10.150.380; -; 1.
DR HAMAP; MF_00121; GatB; 1.
DR InterPro; IPR004413; Apn/Gln-ADT_bsu.
DR InterPro; IPR017959; Asn/Gln-tRNA_amidoTrfase_suB/E.
DR InterPro; IPR006075; Asn/Gln-tRNA_Trfase_suB/E_cat.
DR InterPro; IPR018027; Asn/Gln_amidotransferase.
DR InterPro; IPR003789; Asn/Gln_tRNA_amidoTrase-B-like.
DR InterPro; IPR042114; GatB_C_1.
DR InterPro; IPR023168; GatB_Yqey_C_2.
DR InterPro; IPR017958; Gln-tRNA_amidoTrfase_suB_CS.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR PANTHER; PTHR11659; PTHR11659; 1.
DR Pfam; PF02934; GatB_N; 1.
DR Pfam; PF02637; GatB_Yqey; 1.
DR SMART; SM00845; GatB_Yqey; 1.
DR SUPFAM; SSF55931; SSF55931; 1.
DR SUPFAM; SSF89095; SSF89095; 1.
DR TIGRFAMs; TIGR00133; gatB; 1.
DR PROSITE; PS01234; GATB; 1.
PE 3: Inferred from homology;
KW ATP-binding; Ligase; Nucleotide-binding; Protein biosynthesis;
KW Reference proteome.
FT CHAIN 1..497
FT /note="Aspartyl/glutamyl-tRNA(Asn/Gln) amidotransferase
FT subunit B"
FT /id="PRO_0000241249"
SQ SEQUENCE 497 AA; 54105 MW; BFD90748442353D9 CRC64;
MSEYRIQGAT GEWEVVIGLE VHAQVTSNAK LFSGAATAFG AEPNTQVSLV DAAMPGMLPV
PNRECIRQAV RTGMAINAQI NKWSRFDRKN YFYADLPQGY QISQLYHPIV GEGSIEVQLD
DKNPESLKTI GIERIHVEQD AGKLMHDQHP TMSYVDLNRS GVALMEIVSR PDMRSPAEAG
AYLSKLRTIL RYVGSCDGNM DQGSMRADVN VSVRRPGEPF GTRTETKNVN SVRFVMAVVE
QEAKRQVALI EDGGTVVQET RLYDPDRNET RSMRSKEDAH DYRYFPDPDL LPLELDDAFL
EECRASLPEL PDAKRHRYET ALGLSAYNAG VLTADVETAR WFEALLAETA AKAKKPEAEV
AKQAANWLIS ELFGALNKLG ASLETSPVTP AAGAELLALI ADGTISGSIA KQVLEKMLET
GDGAAAIVER EGLKQTSDTG AIEAAIDGIL AANADKVGQY KAGKEALFGF FVGQTMKAMQ
GKANPGVVNE LLRKKLG