ID   SYW_HELPJ               Reviewed;         326 AA.
AC   Q9ZJX4;
DT   30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1999, sequence version 1.
DT   03-AUG-2022, entry version 122.
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=jhp_1174;
OS   Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99).
OC   Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC   Helicobacteraceae; Helicobacter.
OX   NCBI_TaxID=85963;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=J99 / ATCC 700824;
RX   PubMed=9923682; DOI=10.1038/16495;
RA   Alm R.A., Ling L.-S.L., Moir D.T., King B.L., Brown E.D., Doig P.C.,
RA   Smith D.R., Noonan B., Guild B.C., deJonge B.L., Carmel G., Tummino P.J.,
RA   Caruso A., Uria-Nickelsen M., Mills D.M., Ives C., Gibson R., Merberg D.,
RA   Mills S.D., Jiang Q., Taylor D.E., Vovis G.F., Trust T.J.;
RT   "Genomic sequence comparison of two unrelated isolates of the human gastric
RT   pathogen Helicobacter pylori.";
RL   Nature 397:176-180(1999).
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; AE001439; AAD06748.1; -; Genomic_DNA.
DR   PIR; E71841; E71841.
DR   RefSeq; WP_010882615.1; NZ_CP011330.1.
DR   AlphaFoldDB; Q9ZJX4; -.
DR   SMR; Q9ZJX4; -.
DR   STRING; 85963.jhp_1174; -.
DR   EnsemblBacteria; AAD06748; AAD06748; jhp_1174.
DR   KEGG; hpj:jhp_1174; -.
DR   PATRIC; fig|85963.30.peg.1398; -.
DR   eggNOG; COG0180; Bacteria.
DR   OMA; GWGQFKP; -.
DR   Proteomes; UP000000804; 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..326
FT                   /note="Tryptophan--tRNA ligase"
FT                   /id="PRO_0000136638"
FT   MOTIF           12..20
FT                   /note="'HIGH' region"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   MOTIF           195..199
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         135
FT                   /ligand="L-tryptophan"
FT                   /ligand_id="ChEBI:CHEBI:57912"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         147..149
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         186
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
FT   BINDING         195..199
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00140"
SQ   SEQUENCE   326 AA;  36856 MW;  B99F0EFC9E9FA491 CRC64;
     MQKKRVFSGI QPTGQIHLGN YLGAIKHWVE LQDEYENLFC IVNSHAITLP IEPIFLKSQT
     YELVKLLLAC GISPKQSGLF IQSEVDEHPA LAWLLDCQVS MGEMQRMTQF KDKSLKNPKS
     VNVGLFNYPI LMASDILLYQ SDLVPVGEDQ KQHLELTRNV AEKFNRDFGN CFKVPEPLIA
     KVGARVMGLD DPKVKMSKSH KGANHAIFLL DEPDVIVKKI KKAATDSMGV IAFDETREGV
     FNLLNIYMLL SDESPEKIEE RFRNKGYGDF KKELAEVVIQ SLKPIQERYQ EISDDEVKAV
     LNCGAEKARP LARATYQKAK ELMGLI