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 27-MAR-2024, entry version 128. 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}; GN OrderedLocusNames=jhp_1174; OS Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99). OC Bacteria; Campylobacterota; 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- 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 KEGG; hpj:jhp_1174; -. DR PATRIC; fig|85963.30.peg.1398; -. DR eggNOG; COG0180; Bacteria. 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; HUPs; 1. DR Gene3D; 1.10.240.10; Tyrosyl-Transfer RNA Synthetase; 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 NCBIfam; TIGR00233; trpS; 1. DR PANTHER; PTHR43766; TRYPTOPHAN--TRNA LIGASE, MITOCHONDRIAL; 1. DR PANTHER; PTHR43766:SF1; TRYPTOPHAN--TRNA LIGASE, MITOCHONDRIAL; 1. DR Pfam; PF00579; tRNA-synt_1b; 1. DR PRINTS; PR01039; TRNASYNTHTRP. DR SUPFAM; SSF52374; Nucleotidylyl transferase; 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 //