ID   SYL_STRMU               Reviewed;         833 AA.
AC   Q8DS85;
DT   20-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 122.
DE   RecName: Full=Leucine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00049};
DE            EC=6.1.1.4 {ECO:0000255|HAMAP-Rule:MF_00049};
DE   AltName: Full=Leucyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00049};
DE            Short=LeuRS {ECO:0000255|HAMAP-Rule:MF_00049};
GN   Name=leuS {ECO:0000255|HAMAP-Rule:MF_00049}; OrderedLocusNames=SMU_1943;
OS   Streptococcus mutans serotype c (strain ATCC 700610 / UA159).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=210007;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700610 / UA159;
RX   PubMed=12397186; DOI=10.1073/pnas.172501299;
RA   Ajdic D.J., McShan W.M., McLaughlin R.E., Savic G., Chang J., Carson M.B.,
RA   Primeaux C., Tian R., Kenton S., Jia H.G., Lin S.P., Qian Y., Li S.,
RA   Zhu H., Najar F.Z., Lai H., White J., Roe B.A., Ferretti J.J.;
RT   "Genome sequence of Streptococcus mutans UA159, a cariogenic dental
RT   pathogen.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:14434-14439(2002).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-leucine + tRNA(Leu) = AMP + diphosphate + L-leucyl-
CC         tRNA(Leu); Xref=Rhea:RHEA:11688, Rhea:RHEA-COMP:9613, Rhea:RHEA-
CC         COMP:9622, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:57427,
CC         ChEBI:CHEBI:78442, ChEBI:CHEBI:78494, ChEBI:CHEBI:456215; EC=6.1.1.4;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00049};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00049}.
CC   -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00049}.
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DR   EMBL; AE014133; AAN59553.1; -; Genomic_DNA.
DR   RefSeq; NP_722247.1; NC_004350.2.
DR   RefSeq; WP_002263843.1; NC_004350.2.
DR   AlphaFoldDB; Q8DS85; -.
DR   SMR; Q8DS85; -.
DR   STRING; 210007.SMU_1943; -.
DR   PRIDE; Q8DS85; -.
DR   EnsemblBacteria; AAN59553; AAN59553; SMU_1943.
DR   KEGG; smu:SMU_1943; -.
DR   PATRIC; fig|210007.7.peg.1728; -.
DR   eggNOG; COG0495; Bacteria.
DR   HOGENOM; CLU_004427_0_0_9; -.
DR   OMA; TFMVLAP; -.
DR   PhylomeDB; Q8DS85; -.
DR   Proteomes; UP000002512; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0002161; F:aminoacyl-tRNA editing activity; IEA:InterPro.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004823; F:leucine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006429; P:leucyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.620; -; 2.
DR   HAMAP; MF_00049_B; Leu_tRNA_synth_B; 1.
DR   InterPro; IPR001412; aa-tRNA-synth_I_CS.
DR   InterPro; IPR002300; aa-tRNA-synth_Ia.
DR   InterPro; IPR002302; Leu-tRNA-ligase.
DR   InterPro; IPR025709; Leu_tRNA-synth_edit.
DR   InterPro; IPR013155; M/V/L/I-tRNA-synth_anticd-bd.
DR   InterPro; IPR015413; Methionyl/Leucyl_tRNA_Synth.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR   InterPro; IPR009008; Val/Leu/Ile-tRNA-synth_edit.
DR   PANTHER; PTHR43740; PTHR43740; 1.
DR   Pfam; PF08264; Anticodon_1; 1.
DR   Pfam; PF00133; tRNA-synt_1; 2.
DR   Pfam; PF13603; tRNA-synt_1_2; 1.
DR   Pfam; PF09334; tRNA-synt_1g; 1.
DR   PRINTS; PR00985; TRNASYNTHLEU.
DR   SUPFAM; SSF47323; SSF47323; 1.
DR   SUPFAM; SSF50677; SSF50677; 1.
DR   TIGRFAMs; TIGR00396; leuS_bact; 1.
DR   PROSITE; PS00178; AA_TRNA_LIGASE_I; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase;
KW   Nucleotide-binding; Protein biosynthesis; Reference proteome.
FT   CHAIN           1..833
FT                   /note="Leucine--tRNA ligase"
FT                   /id="PRO_0000152094"
FT   MOTIF           41..52
FT                   /note="'HIGH' region"
FT   MOTIF           610..614
FT                   /note="'KMSKS' region"
FT   BINDING         613
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00049"
SQ   SEQUENCE   833 AA;  94410 MW;  257411C9E4D114C1 CRC64;
     MVYYNHKAIE NKWQKFWEDN HTFKTGTASS KPKFYALDMF PYPSGAGLHV GHPEGYTATD
     ILSRFKRAQG YNVLHPMGWD AFGLPAEQYA MDTGHDPADF TAQNIATFKR QIKSLGFSYD
     WDREINTTDP NYYKWTQWIF TKLYEKGLAY EAEVPVNWVE ELGTAIANEE VLPDGTSERG
     GYPVVRKPMR QWMLKITAYA ERLLEDLEDL DWPESIKDMQ RNWIGKSTGA NVTFKVKDTD
     EEFTVFTTRP DTLFGATYAV LAPEHDLVDI ITTAGQAQAV ADYKHQASLK SDLARTDLAK
     EKTGVWTGAY AINPVNGKEI PIWIADYVLA SYGTGAIMAV PAHDERDWEF AKQFNLDIIP
     VLEGGNVAEA AYTDDGLHIN SGFLNGLDKA AAIDKMVTWL ETEGVGNKKV TYRLRDWLFS
     RQRYWGEPIP IIHWEDGTST ALPENELPLV LPVTKDIKPS GTGESPLANL TDWLEVTRED
     GVKGRRETNT MPQWAGSSWY FLRYIDPHND QKLADEDLLK QWLPVDVYVG GAEHAVLHLL
     YARFWHKFLY DLGVVPTKEP FQKLFNQGMI LGTSYRDHRG ALVATDKVEK RDGSFFNIET
     DEELEQAPAK MSKSLKNVVN PDDVVEQYGA DTLRVYEMFM GPLDASIAWS EEGLEGSRKF
     LDRVYRLITT KEIAAKNNGH LDKVYNEVVK TVTEHLEAMR FNTAISQLMI FVNAANKEEQ
     LFLDYAKGFI QLLAPFAPHL AEELWQFLTQ SGQSITYVAW PSYDESKLVE DEIEIVLQIK
     GKVRAKVVVS KDSSREDLEK IALANDKIQA EVAGKDIVKV IAVPNKLVNI VIK