ID A0A1M7Q6T3_9BACT Unreviewed; 651 AA.
AC A0A1M7Q6T3;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 27-MAR-2024, entry version 30.
DE RecName: Full=Threonine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00184};
DE EC=6.1.1.3 {ECO:0000256|HAMAP-Rule:MF_00184};
DE AltName: Full=Threonyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00184};
DE Short=ThrRS {ECO:0000256|HAMAP-Rule:MF_00184};
GN Name=thrS {ECO:0000256|HAMAP-Rule:MF_00184};
GN ORFNames=SAMN04488057_11471 {ECO:0000313|EMBL:SHN25857.1};
OS Cyclobacterium lianum.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Cyclobacteriaceae;
OC Cyclobacterium.
OX NCBI_TaxID=388280 {ECO:0000313|EMBL:SHN25857.1, ECO:0000313|Proteomes:UP000184513};
RN [1] {ECO:0000313|EMBL:SHN25857.1, ECO:0000313|Proteomes:UP000184513}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.6102 {ECO:0000313|EMBL:SHN25857.1,
RC ECO:0000313|Proteomes:UP000184513};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
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:0000256|ARBA:ARBA00000070, ECO:0000256|HAMAP-
CC Rule:MF_00184};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00184};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00184};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00184}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00184}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000256|HAMAP-Rule:MF_00184}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00184}.
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DR EMBL; FRCY01000014; SHN25857.1; -; Genomic_DNA.
DR RefSeq; WP_073096644.1; NZ_FRCY01000014.1.
DR AlphaFoldDB; A0A1M7Q6T3; -.
DR STRING; 388280.SAMN04488057_11471; -.
DR OrthoDB; 9802304at2; -.
DR Proteomes; UP000184513; Unassembled WGS sequence.
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; cd01667; TGS_ThrRS; 1.
DR CDD; cd00860; ThrRS_anticodon; 1.
DR CDD; cd00771; ThrRS_core; 1.
DR Gene3D; 3.10.20.30; -; 1.
DR Gene3D; 3.30.54.20; -; 1.
DR Gene3D; 3.40.50.800; Anticodon-binding domain; 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; IPR047246; ThrRS_anticodon.
DR InterPro; IPR033728; ThrRS_core.
DR InterPro; IPR012947; tRNA_SAD.
DR NCBIfam; TIGR00418; thrS; 1.
DR PANTHER; PTHR11451:SF44; THREONINE--TRNA LIGASE, CHLOROPLASTIC_MITOCHONDRIAL 2; 1.
DR PANTHER; PTHR11451; THREONINE-TRNA LIGASE; 1.
DR Pfam; PF03129; HGTP_anticodon; 1.
DR Pfam; PF02824; TGS; 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; SSF52954; Class II aaRS ABD-related; 1.
DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1.
DR SUPFAM; SSF81271; TGS-like; 1.
DR SUPFAM; SSF55186; ThrRS/AlaRS common domain; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
DR PROSITE; PS51880; TGS; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00184};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00184};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00184};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00184};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00184};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00184};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00184}; Reference proteome {ECO:0000313|Proteomes:UP000184513};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_00184};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_00184};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00184}.
FT DOMAIN 6..67
FT /note="TGS"
FT /evidence="ECO:0000259|PROSITE:PS51880"
FT DOMAIN 248..547
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 343
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 394
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 524
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
SQ SEQUENCE 651 AA; 74384 MW; 7BA480E263BA95EC CRC64;
MSKSENEINV TFPDQSVRVF EKGVTGLDIA RSISEGLARN VLAAKVDGEV WDATRPIHQD
VSISLLTWND KEGKSTFWHS SAHLLAEALE VLYPGIKFGI GPPIEHGFYY DVDFGDRTLE
GAELEKIETK MVELARQKNE YIRREISKDE AVSYYQNKGD EYKLDLLERL QDGTITFYRQ
GAFTDLCRGP HIPHTGFVKA VKLLNIAGAY WRGDENNKML TRIYGITFPK AKELQEYLHM
LEEARKRDHR KLGRELELFT FSEKVGMGLP LWLPKGTLLR ERLVSFLKKE QDHSGYQQVI
TPHIGHKALY ETSGHYEKYG KDSFQPIATP HEGEEFLLKP MNCPHHCEIY KSKPRSYKDL
PVRYAEFGTV YRYEQSGELH GLTRVRGFTQ DDAHIFCRQD QVKEEFIKVI DLVLYVFKAL
GFEDYTAQVS LRDPDNMGKY IGEAEAWNKA EAAIIEAAAE KGLQTVTELG EAAFYGPKLD
FMVQDALGRS WQLGTIQVDY QLPARFELEY TGADNQKHRP VMIHRAPFGS LERFVAVLIE
HCAGNFPLWL APEQLVILPI SEKFASYAAR VKSLLGDHGI SGEIDNRDEK IGRKIRDAEV
KKIPFMVIVG EKEQEKNELS LRKHGEGDIG SFKLDDFVSY FQGIIRESLN K
//
