ID E8R174_ISOPI Unreviewed; 752 AA.
AC E8R174;
DT 05-APR-2011, integrated into UniProtKB/TrEMBL.
DT 05-APR-2011, sequence version 1.
DT 27-MAR-2024, entry version 73.
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 OrderedLocusNames=Isop_0689 {ECO:0000313|EMBL:ADV61280.1};
OS Isosphaera pallida (strain ATCC 43644 / DSM 9630 / IS1B).
OC Bacteria; Planctomycetota; Planctomycetia; Isosphaerales; Isosphaeraceae;
OC Isosphaera.
OX NCBI_TaxID=575540 {ECO:0000313|EMBL:ADV61280.1, ECO:0000313|Proteomes:UP000008631};
RN [1] {ECO:0000313|EMBL:ADV61280.1, ECO:0000313|Proteomes:UP000008631}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 43644 / DSM 9630 / IS1B
RC {ECO:0000313|Proteomes:UP000008631};
RX PubMed=21475588; DOI=10.4056/sigs.1533840;
RG US DOE Joint Genome Institute (JGI-PGF);
RA Goker M., Cleland D., Saunders E., Lapidus A., Nolan M., Lucas S.,
RA Hammon N., Deshpande S., Cheng J.F., Tapia R., Han C., Goodwin L.,
RA Pitluck S., Liolios K., Pagani I., Ivanova N., Mavromatis K., Pati A.,
RA Chen A., Palaniappan K., Land M., Hauser L., Chang Y.J., Jeffries C.D.,
RA Detter J.C., Beck B., Woyke T., Bristow J., Eisen J.A., Markowitz V.,
RA Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Isosphaera pallida type strain (IS1B).";
RL Stand. Genomic Sci. 4:63-71(2011).
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; CP002353; ADV61280.1; -; Genomic_DNA.
DR RefSeq; WP_013563569.1; NC_014962.1.
DR AlphaFoldDB; E8R174; -.
DR STRING; 575540.Isop_0689; -.
DR KEGG; ipa:Isop_0689; -.
DR eggNOG; COG0013; Bacteria.
DR eggNOG; COG0441; Bacteria.
DR HOGENOM; CLU_008554_0_1_0; -.
DR InParanoid; E8R174; -.
DR OrthoDB; 9802304at2; -.
DR Proteomes; UP000008631; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016787; F:hydrolase activity; IEA:UniProtKB-KW.
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 Hydrolase {ECO:0000313|EMBL:ADV61280.1};
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:UP000008631};
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 250..625
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 421
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 472
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
FT BINDING 602
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00184"
SQ SEQUENCE 752 AA; 83912 MW; C1520386A41BBAE7 CRC64;
MIQVKLPDGS VREAPEGTTA RDIAAGIGKR LAEAAVAAVA DGHIIDLDRP LDAIRESTLT
SSNGTVAPKT DQPIDLRILT PKDREALDVL RHSTAHVMAR AIMRLFPEVR LAFGPTTAQG
FYYDVHIPGR SLSEEDFPAI EAEMSRIVQA GEPFERFTLP VAQAIEFLEG IKQDFKIEHI
TQELHTHGVL SFYRQGEFVD LCRGPHIPHA GKVGAFKLTS IAGAYWKGRA DGPMLQRVYG
TAFFNRQDLD THLARIEEAK KRDHRRIGKD LHLFTISPLA GSGLVLWMPK GAMVRTILQQ
FLQDELLKRG YQPVYTPHIG RVELYKTSGH YPYYSDSQFP TLKLLSDPAK RLVEAIESGE
AMDDATACRL LSEAGIPPVS VTPGSGSGGA RSFTEMSPGE RAAYVREHGV AEEYLLKPMN
CPHHIEIYKA QQRSYRDLPV RLAEFGTVYR YEQSGELSGL TRVRGFTQDD AHLFCTPEQV
RSEFAETMRL TQFVLESLGL SDYRVRLSRS DPDDPKFQGA DASIWLKAEA DIRAVLEDLG
LPYDEGIGEA AFYGPKADFL VRDCLGRQWQ LGTVQLDYVL PERFGLEYIG PDNAPHRPVM
IHRAPFGSME RFMGILIEHF AGAFPLWLAP EQVRVLPISD KFNEYGRTVL HTLRQAGLRA
ELDQRPEKIG AKIRDAQLEK IPVMLVVGAK EAETGTVSYR DRVDGDRGVV SLADAVASLR
REVETRAIRG VAPATLRSVE EETDHQSERF AY
//
