ID   SYW_STRA3               Reviewed;         341 AA.
AC   Q8E2J5;
DT   15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Tryptophan--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00140};
DE            EC=6.1.1.2 {ECO:0000255|HAMAP-Rule:MF_00140};
DE   AltName: Full=Tryptophanyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00140};
DE            Short=TrpRS {ECO:0000255|HAMAP-Rule:MF_00140};
GN   Name=trpS {ECO:0000255|HAMAP-Rule:MF_00140}; OrderedLocusNames=gbs2127;
OS   Streptococcus agalactiae serotype III (strain NEM316).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=211110;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NEM316;
RX   PubMed=12354221; DOI=10.1046/j.1365-2958.2002.03126.x;
RA   Glaser P., Rusniok C., Buchrieser C., Chevalier F., Frangeul L., Msadek T.,
RA   Zouine M., Couve E., Lalioui L., Poyart C., Trieu-Cuot P., Kunst F.;
RT   "Genome sequence of Streptococcus agalactiae, a pathogen causing invasive
RT   neonatal disease.";
RL   Mol. Microbiol. 45:1499-1513(2002).
CC   -!- FUNCTION: Catalyzes the attachment of tryptophan to tRNA(Trp).
CC       {ECO:0000255|HAMAP-Rule:MF_00140}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-tryptophan + tRNA(Trp) = AMP + diphosphate + H(+) + L-
CC         tryptophanyl-tRNA(Trp); Xref=Rhea:RHEA:24080, Rhea:RHEA-COMP:9671,
CC         Rhea:RHEA-COMP:9705, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:57912, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78535, ChEBI:CHEBI:456215; EC=6.1.1.2;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00140};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00140}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00140}.
CC   -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00140}.
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DR   EMBL; AL766856; CAD47786.1; -; Genomic_DNA.
DR   RefSeq; WP_000165475.1; NC_004368.1.
DR   AlphaFoldDB; Q8E2J5; -.
DR   SMR; Q8E2J5; -.
DR   STRING; 211110.gbs2127; -.
DR   EnsemblBacteria; CAD47786; CAD47786; CAD47786.
DR   GeneID; 66886903; -.
DR   KEGG; san:trpS; -.
DR   eggNOG; COG0180; Bacteria.
DR   HOGENOM; CLU_029244_0_1_9; -.
DR   OMA; LGHYFGT; -.
DR   Proteomes; UP000000823; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004830; F:tryptophan-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006436; P:tryptophanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd00806; TrpRS_core; 1.
DR   Gene3D; 3.40.50.620; -; 1.
DR   HAMAP; MF_00140_B; Trp_tRNA_synth_B; 1.
DR   InterPro; IPR001412; aa-tRNA-synth_I_CS.
DR   InterPro; IPR002305; aa-tRNA-synth_Ic.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR002306; Trp-tRNA-ligase.
DR   InterPro; IPR024109; Trp-tRNA-ligase_bac-type.
DR   Pfam; PF00579; tRNA-synt_1b; 1.
DR   PRINTS; PR01039; TRNASYNTHTRP.
DR   TIGRFAMs; TIGR00233; trpS; 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.
FT   CHAIN           1..341
FT                   /note="Tryptophan--tRNA ligase"
FT                   /id="PRO_0000136683"
FT   MOTIF           12..20
FT                   /note="'HIGH' region"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   MOTIF           202..206
FT                   /note="'KMSKS' region"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         11..13
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         19..20
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         140
FT                   /ligand="L-tryptophan"
FT                   /ligand_id="ChEBI:CHEBI:57912"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         152..154
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         194
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         202..206
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
SQ   SEQUENCE   341 AA;  38053 MW;  5600BC8416DAEF8F CRC64;
     MTKPIILTGD RPTGKLHIGH YVGSLKNRVL LQNEGSYTLF VFLADQQALT DHAKDPQTIV
     ESIGNVALDY LAVGLDPNKS TLFIQSQIPE LAELSMYYMN LVSLARLERN PTVKTEIAQK
     GFGESIPAGF LVYPVAQAAD ITAFKANLVP VGTDQKPMIE QTREIVRSFN HAYNCQVLVE
     PEGIYPENDA AGRLPGLDGN AKMSKSLNNG IFLADDMDTV KKKVMSMYTD PNHIKVEEPG
     QIEGNMVFHY LDVFGRDEDQ KEITAMKEHY QKGGLGDVKT KRYLLDILER ELSPIRERRL
     EYAKDMGQVY QMLQKGSEKA QAVAASTLDE VKSAMGLNYF K