ID A0A150X6H1_9BACT Unreviewed; 484 AA.
AC A0A150X6H1;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 24-JAN-2024, entry version 29.
DE RecName: Full=Aspartyl/glutamyl-tRNA(Asn/Gln) amidotransferase subunit B {ECO:0000256|HAMAP-Rule:MF_00121};
DE Short=Asp/Glu-ADT subunit B {ECO:0000256|HAMAP-Rule:MF_00121};
DE EC=6.3.5.- {ECO:0000256|HAMAP-Rule:MF_00121};
GN Name=gatB {ECO:0000256|HAMAP-Rule:MF_00121,
GN ECO:0000313|EMBL:KYG74311.1};
GN ORFNames=AWW68_14295 {ECO:0000313|EMBL:KYG74311.1};
OS Roseivirga spongicola.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Roseivirgaceae;
OC Roseivirga.
OX NCBI_TaxID=333140 {ECO:0000313|EMBL:KYG74311.1, ECO:0000313|Proteomes:UP000075606};
RN [1] {ECO:0000313|EMBL:KYG74311.1, ECO:0000313|Proteomes:UP000075606}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UST030701-084 {ECO:0000313|EMBL:KYG74311.1,
RC ECO:0000313|Proteomes:UP000075606};
RA Selvaratnam C., Thevarajoo S., Goh K.M., Ee R., Chan K.-G., Chong C.S.;
RT "Genome sequencing of Roseivirga spongicola UST030701-084.";
RL Submitted (JAN-2016) 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:0000256|ARBA:ARBA00024799,
CC ECO:0000256|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:0000256|ARBA:ARBA00000352, ECO:0000256|HAMAP-
CC 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:0000256|ARBA:ARBA00000924, ECO:0000256|HAMAP-
CC Rule:MF_00121};
CC -!- SUBUNIT: Heterotrimer of A, B and C subunits.
CC {ECO:0000256|ARBA:ARBA00011123, ECO:0000256|HAMAP-Rule:MF_00121}.
CC -!- SIMILARITY: Belongs to the GatB/GatE family. GatB subfamily.
CC {ECO:0000256|ARBA:ARBA00005306, ECO:0000256|HAMAP-Rule:MF_00121}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KYG74311.1}.
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DR EMBL; LRPC01000028; KYG74311.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A150X6H1; -.
DR STRING; 333140.AWW68_14295; -.
DR OrthoDB; 9804078at2; -.
DR Proteomes; UP000075606; Unassembled WGS sequence.
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:0016740; F:transferase activity; IEA:UniProtKB-KW.
DR GO; GO:0006412; P:translation; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.10.410; -; 1.
DR HAMAP; MF_00121; GatB; 1.
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; IPR004413; GatB.
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 NCBIfam; TIGR00133; gatB; 1.
DR PANTHER; PTHR11659; GLUTAMYL-TRNA GLN AMIDOTRANSFERASE SUBUNIT B MITOCHONDRIAL AND PROKARYOTIC PET112-RELATED; 1.
DR PANTHER; PTHR11659:SF0; GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT B, MITOCHONDRIAL; 1.
DR Pfam; PF02934; GatB_N; 1.
DR Pfam; PF02637; GatB_Yqey; 1.
DR SMART; SM00845; GatB_Yqey; 1.
DR SUPFAM; SSF89095; GatB/YqeY motif; 1.
DR SUPFAM; SSF55931; Glutamine synthetase/guanido kinase; 1.
DR PROSITE; PS01234; GATB; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00121};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00121};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00121};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00121}; Reference proteome {ECO:0000313|Proteomes:UP000075606};
KW Transferase {ECO:0000313|EMBL:KYG74311.1}.
FT DOMAIN 334..482
FT /note="Asn/Gln amidotransferase"
FT /evidence="ECO:0000259|SMART:SM00845"
SQ SEQUENCE 484 AA; 53960 MW; FE07168E5133CA2F CRC64;
MLQKLEEAGY EATIGLEIHV QLNTESKIFS SDPNAETDEP NTLVSAISLG HPGTLPVLNE
AAVEKAVLMG LACGCDITRH NYFDRKSYFY PDLPKGYQTT QDKTPICVGG KIELIGKELA
QEAVSLHHIH LEEDAGKSIH DDGSSTMIDL NRAGTPLIEM VTNPSIKGPE EAAACLQEIR
RMVRYLGIGD ANMEKGEMRC DTNISIKRKG DSELGAKVEI KNMNSFNNVR KAAYYELERQ
LDLILKGEEI AVETRTFNPD EGKTYGMRFK ETMNDYRYFP CPDLPPLQLE ESFIAALKPK
AEVQPSAFRK RFQQEYQLSD YDVAILTEEK ETAIYFDVLC HQVKESKSAA NWLNGPIRAL
QNEGNQSLSE IGLTPESLAE LINLVDNGKV VYKTAVQQLL PELLKGEKSA AILAEQMNLL
VEKDSGELQS IIQEVLISLP KEVEAYKKGK KKLIGLFMGE VMKETRGKAT PKDVQQELNK
ALSK
//