SYT_BRUA1
ID SYT_BRUA1 Reviewed; 658 AA.
AC B2S5S6;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 01-JUL-2008, sequence version 1.
DT 03-AUG-2022, entry version 81.
DE RecName: Full=Threonine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00184};
DE EC=6.1.1.3 {ECO:0000255|HAMAP-Rule:MF_00184};
DE AltName: Full=Threonyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00184};
DE Short=ThrRS {ECO:0000255|HAMAP-Rule:MF_00184};
GN Name=thrS {ECO:0000255|HAMAP-Rule:MF_00184};
GN OrderedLocusNames=BAbS19_I10140;
OS Brucella abortus (strain S19).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX NCBI_TaxID=430066;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=S19;
RX PubMed=18478107; DOI=10.1371/journal.pone.0002193;
RA Crasta O.R., Folkerts O., Fei Z., Mane S.P., Evans C., Martino-Catt S.,
RA Bricker B., Yu G., Du L., Sobral B.W.;
RT "Genome sequence of Brucella abortus vaccine strain S19 compared to
RT virulent strains yields candidate virulence genes.";
RL PLoS ONE 3:E2193-E2193(2008).
CC -!- FUNCTION: Catalyzes the attachment of threonine to tRNA(Thr) in a two-
CC step reaction: L-threonine is first activated by ATP to form Thr-AMP
CC and then transferred to the acceptor end of tRNA(Thr). Also edits
CC incorrectly charged L-seryl-tRNA(Thr). {ECO:0000255|HAMAP-
CC Rule:MF_00184}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-threonine + tRNA(Thr) = AMP + diphosphate + H(+) + L-
CC threonyl-tRNA(Thr); Xref=Rhea:RHEA:24624, Rhea:RHEA-COMP:9670,
CC Rhea:RHEA-COMP:9704, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:57926, ChEBI:CHEBI:78442,
CC ChEBI:CHEBI:78534, ChEBI:CHEBI:456215; EC=6.1.1.3;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00184};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00184};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00184};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00184}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00184}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000255|HAMAP-Rule:MF_00184}.
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DR EMBL; CP000887; ACD72523.1; -; Genomic_DNA.
DR RefSeq; WP_002969106.1; NC_010742.1.
DR AlphaFoldDB; B2S5S6; -.
DR SMR; B2S5S6; -.
DR EnsemblBacteria; ACD72523; ACD72523; BAbS19_I10140.
DR GeneID; 3787745; -.
DR KEGG; bmc:BAbS19_I10140; -.
DR HOGENOM; CLU_008554_0_1_5; -.
DR OMA; FYYDFAY; -.
DR Proteomes; UP000002565; Chromosome 1.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004829; F:threonine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-KW.
DR GO; GO:0006435; P:threonyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00771; ThrRS_core; 1.
DR Gene3D; 3.10.20.30; -; 1.
DR Gene3D; 3.30.930.10; -; 1.
DR Gene3D; 3.40.50.800; -; 1.
DR HAMAP; MF_00184; Thr_tRNA_synth; 1.
DR InterPro; IPR002314; aa-tRNA-synt_IIb.
DR InterPro; IPR006195; aa-tRNA-synth_II.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR004154; Anticodon-bd.
DR InterPro; IPR036621; Anticodon-bd_dom_sf.
DR InterPro; IPR012675; Beta-grasp_dom_sf.
DR InterPro; IPR004095; TGS.
DR InterPro; IPR012676; TGS-like.
DR InterPro; IPR002320; Thr-tRNA-ligase_IIa.
DR InterPro; IPR018163; Thr/Ala-tRNA-synth_IIc_edit.
DR InterPro; IPR033728; ThrRS_core.
DR InterPro; IPR012947; tRNA_SAD.
DR PANTHER; PTHR11451; PTHR11451; 1.
DR Pfam; PF03129; HGTP_anticodon; 1.
DR Pfam; PF00587; tRNA-synt_2b; 1.
DR Pfam; PF07973; tRNA_SAD; 1.
DR PRINTS; PR01047; TRNASYNTHTHR.
DR SMART; SM00863; tRNA_SAD; 1.
DR SUPFAM; SSF55186; SSF55186; 1.
DR SUPFAM; SSF55681; SSF55681; 1.
DR SUPFAM; SSF81271; SSF81271; 1.
DR TIGRFAMs; TIGR00418; thrS; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
DR PROSITE; PS51880; TGS; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Metal-binding;
KW Nucleotide-binding; Protein biosynthesis; RNA-binding; tRNA-binding; Zinc.
FT CHAIN 1..658
FT /note="Threonine--tRNA ligase"
FT /id="PRO_1000098547"
FT DOMAIN 1..64
FT /note="TGS"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01228"
FT REGION 246..548
FT /note="Catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00184"
FT BINDING 343
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00184"
FT BINDING 394
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00184"
FT BINDING 525
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00184"
SQ SEQUENCE 658 AA; 74603 MW; AAFC0CF2C38225BC CRC64;
MSNTVSLQFP DGSVREYDAS MTGAALAESI SKSLAKKAVA YAVDGTVRDL SDPLGASGKL
EIITREDPRA LELIRHDTAH VLAEAVQELF PGTQVTIGPV IENGFYYDFA RNEPFTLDDL
PVIEKKMREI IQRNKPFTKE VWSREKAKQV FSDKGESYKV ELVDAIPAGQ DLKIYYQGDW
FDLCRGPHMA STGQIGNSFK LMKVAGAYWR GDANNPMLTR IYGTAFANDN DLQAYLHMLE
EAEKRDHRRL GREMDLFHFQ EEGPGVVFWH AKGWKMFQNL VSYMRRRLDS HGYQEVNTPQ
VLDKSLWETS GHWGWYRDNM FKVTVAGDDT DDDRVFALKP MNCPGHVQIF KHGLKSYRDL
PIKLAEFGNV HRYEPSGALH GLMRVRGFTQ DDAHIFCTEE QMAAECLHIN DLILSVYKDF
GFEEITIKLS TRPEKRVGSD ELWDRAESVM MTVLEQIRQQ SNNIKTGILP GEGAFYGPKF
EYTLKDAIGR EWQCGTTQVD FNLPERFGAF YIGADSEKKQ PVMIHRAICG SMERFLGILI
ENFAGHMPLW FAPVQVVVAT ITSDADEYAK EAAAKLKAAG LQVVTDLRNE KINYKVREHS
LQKVPVILVC GKREAEEKTV NMRRLGSRDQ ESMTLDEAIA RLCEEATPPD LLRLKNAG
