ID A6ERT2_9BACT Unreviewed; 647 AA.
AC A6ERT2;
DT 24-JUL-2007, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2007, sequence version 1.
DT 27-MAR-2024, entry version 93.
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=SCB49_10035 {ECO:0000313|EMBL:EDM43923.1};
OS unidentified eubacterium SCB49.
OC Bacteria; Bacteroidota; environmental samples.
OX NCBI_TaxID=50743 {ECO:0000313|EMBL:EDM43923.1, ECO:0000313|Proteomes:UP000003659};
RN [1] {ECO:0000313|EMBL:EDM43923.1, ECO:0000313|Proteomes:UP000003659}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SCB49 {ECO:0000313|EMBL:EDM43923.1,
RC ECO:0000313|Proteomes:UP000003659};
RA Hagstrom A., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (JUN-2007) 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}.
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:EDM43923.1}.
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DR EMBL; ABCO01000006; EDM43923.1; -; Genomic_DNA.
DR AlphaFoldDB; A6ERT2; -.
DR STRING; 50743.SCB49_10035; -.
DR Proteomes; UP000003659; 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:UP000003659};
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 1..61
FT /note="TGS"
FT /evidence="ECO:0000259|PROSITE:PS51880"
FT DOMAIN 242..541
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 337
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 388
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 518
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
SQ SEQUENCE 647 AA; 73479 MW; EC8C86C43322D45E CRC64;
MIKVTLPDGS IKEMENGSTV MDVAMSISEG LARNVLSATY NGETVETATT LTEDGNLVLF
TWNNDEGKKA FWHSSAHILA QALEELYPGV KLTIGPAIEN GFYYDVDFGN TPFVEKDLAD
VEKKMLEIAR GKHPFTLRAT SKADALDFYK KQDNEYKVEL IENLEDGTIT FCDHDSFTDL
CRGGHLPHTG FVKAIKLMSI AGAYWRGDEN NKQLTRIYGI TFPKQKELKE YLALLEEAKK
RDHRKLGKEL ELFTFSQKVG QGLPLWLPKG AALRERLENF LKKAQKKAGY EMVVTPHIGN
KELYVTSGHF AKYGEDSFQV INTPNDGEEF MLKPMNCPHH CEIYNAKPMS YKDLPKRLAE
FGTVYRYEQS GELHGLTRVR GFTQDDAHIF CTPDQLDEEF KKVIDLVLYV FGSLGFEKFT
TQVSIRDMSK PEKYIGDVST WEKAENAILN AVKDKGLDYI VEEGEAAFYG PKLDFMVKDA
LGRSWQLGTI QVDYNLPERF ELTYKGSDNE LHRPVMIHRA PFGSLERFVA ILLEHTGGNF
PLWLMPEQVA ILSLSEKYEE YAEKVLNLLE NHDIRALVDN RNETIGKKIR EAEMNKIPYM
LILGEQEEND GTISVRKHSE GDLGTMTVEA FGNMITEAIA KEIKPFK
//
