ID A0A1X2CP84_9MYCO Unreviewed; 503 AA.
AC A0A1X2CP84;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 24-JAN-2024, entry version 29.
DE RecName: Full=Aspartyl/glutamyl-tRNA(Asn/Gln) amidotransferase subunit B {ECO:0000256|ARBA:ARBA00016923, 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 ORFNames=AWC22_20630 {ECO:0000313|EMBL:ORW77740.1};
OS Mycobacterium riyadhense.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Mycobacteriaceae;
OC Mycobacterium.
OX NCBI_TaxID=486698 {ECO:0000313|EMBL:ORW77740.1, ECO:0000313|Proteomes:UP000193087};
RN [1] {ECO:0000313|EMBL:ORW77740.1, ECO:0000313|Proteomes:UP000193087}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 45176 {ECO:0000313|EMBL:ORW77740.1,
RC ECO:0000313|Proteomes:UP000193087};
RA Tarcisio F., Conor M., Antonella G., Elisabetta G., Giulia F.S., Sara T.,
RA Anna F., Clotilde B., Roberto B., Veronica D.S., Fabio R., Monica P.,
RA Olivier J., Enrico T., Nicola S.;
RT "The new phylogeny of the genus Mycobacterium.";
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:ORW77740.1}.
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DR EMBL; LQPQ01000088; ORW77740.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1X2CP84; -.
DR STRING; 486698.AWC22_20630; -.
DR OrthoDB; 9804078at2; -.
DR Proteomes; UP000193087; 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}; Transferase {ECO:0000313|EMBL:ORW77740.1}.
FT DOMAIN 353..500
FT /note="Asn/Gln amidotransferase"
FT /evidence="ECO:0000259|SMART:SM00845"
SQ SEQUENCE 503 AA; 54231 MW; 324A5EFED6F5DC41 CRC64;
MSVATGADLL DYDDVVARFD PVLGLEVHVE LSTVTKMFCG CATAFGAEPN TQVCPVCLGL
PGSLPVLNQA AVESAIRIGL ALNCEIVPWC RFARKNYFYP DMPKNYQISQ YDEPIAVNGY
LDAPLDDGTT WRVEIERAHM EEDTGKLTHI GSETGRIEGA TGSLIDYNRA GVPLIEIVTK
PIVGAGARAP QIARAYVTAL RDLLRALDVS DVRMDQGSMR CDANVSLKPT GATEFGIRTE
TKNVNSLKSV EVAVRYEMQR QGAVLVAGGR ITQETRHFHE AGYTSPGRAK ETAQDYRYFP
EPDLEPVAPS RELVERLRQT IPELPWLSRK RIQQEWGISD EVMRDLVNAG AVELVTATIE
HGAPSKEARS WWGNFLVQKA NEAGVQLDEL AITAAQVAAV IALVDEGKLS NKLAREVVEG
VLAGEGEPEE VMTARGLALV RDDSLTQAAV DEALAANPDV AEKIRGGKVA AAGAIVGAVM
KATRGQADAA RVRELVLAAC GQG
//