ID SYK_SALPB Reviewed; 505 AA. AC A9N3L6; DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot. DT 05-FEB-2008, sequence version 1. DT 27-MAR-2024, entry version 86. DE RecName: Full=Lysine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00252}; DE EC=6.1.1.6 {ECO:0000255|HAMAP-Rule:MF_00252}; DE AltName: Full=Lysyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00252}; DE Short=LysRS {ECO:0000255|HAMAP-Rule:MF_00252}; GN Name=lysS {ECO:0000255|HAMAP-Rule:MF_00252}; GN OrderedLocusNames=SPAB_03787; OS Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Salmonella. OX NCBI_TaxID=1016998; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC BAA-1250 / SPB7; RG The Salmonella enterica serovar Paratyphi B Genome Sequencing Project; RA McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S., RA Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., Nash W., RA Johnson M., Thiruvilangam P., Wilson R.; RL Submitted (NOV-2007) to the EMBL/GenBank/DDBJ databases. CC -!- CATALYTIC ACTIVITY: CC Reaction=ATP + L-lysine + tRNA(Lys) = AMP + diphosphate + L-lysyl- CC tRNA(Lys); Xref=Rhea:RHEA:20792, Rhea:RHEA-COMP:9696, Rhea:RHEA- CC COMP:9697, ChEBI:CHEBI:30616, ChEBI:CHEBI:32551, ChEBI:CHEBI:33019, CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78529, ChEBI:CHEBI:456215; EC=6.1.1.6; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00252}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00252}; CC Note=Binds 3 Mg(2+) ions per subunit. {ECO:0000255|HAMAP- CC Rule:MF_00252}; CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00252}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00252}. CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family. CC {ECO:0000255|HAMAP-Rule:MF_00252}. 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; CP000886; ABX69119.1; -; Genomic_DNA. DR RefSeq; WP_000003339.1; NC_010102.1. DR AlphaFoldDB; A9N3L6; -. DR SMR; A9N3L6; -. DR KEGG; spq:SPAB_03787; -. DR PATRIC; fig|1016998.12.peg.3568; -. DR HOGENOM; CLU_008255_6_0_6; -. DR BioCyc; SENT1016998:SPAB_RS15405-MONOMER; -. DR Proteomes; UP000008556; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule. DR GO; GO:0004824; F:lysine-tRNA ligase activity; IEA:UniProtKB-UniRule. DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro. DR GO; GO:0006430; P:lysyl-tRNA aminoacylation; IEA:UniProtKB-UniRule. DR CDD; cd00775; LysRS_core; 1. DR CDD; cd04322; LysRS_N; 1. DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1. DR HAMAP; MF_00252; Lys_tRNA_synth_class2; 1. DR InterPro; IPR004364; Aa-tRNA-synt_II. DR InterPro; IPR006195; aa-tRNA-synth_II. DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL. DR InterPro; IPR002313; Lys-tRNA-ligase_II. DR InterPro; IPR034762; Lys-tRNA-ligase_II_bac/euk. DR InterPro; IPR044136; Lys-tRNA-ligase_II_N. DR InterPro; IPR018149; Lys-tRNA-synth_II_C. DR InterPro; IPR012340; NA-bd_OB-fold. DR InterPro; IPR004365; NA-bd_OB_tRNA. DR NCBIfam; TIGR00499; lysS_bact; 1. DR PANTHER; PTHR42918:SF9; LYSINE--TRNA LIGASE; 1. DR PANTHER; PTHR42918; LYSYL-TRNA SYNTHETASE; 1. DR Pfam; PF00152; tRNA-synt_2; 1. DR Pfam; PF01336; tRNA_anti-codon; 1. DR PIRSF; PIRSF039101; LysRS2; 1. DR PRINTS; PR00982; TRNASYNTHLYS. DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1. DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1. DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1. PE 3: Inferred from homology; KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium; KW Metal-binding; Nucleotide-binding; Protein biosynthesis. FT CHAIN 1..505 FT /note="Lysine--tRNA ligase" FT /id="PRO_1000078508" FT BINDING 415 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252" FT BINDING 422 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252" FT BINDING 422 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="2" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252" SQ SEQUENCE 505 AA; 57575 MW; 48EBE562C708F96F CRC64; MSEQNAQGAD EVVDLNNEMK ARREKLAALR EQGIPFPNDF RRDRTSDQLH AEFDAKEAEE LEALNIEVSV AGRMMTRRIM GKASFVTLQD VGGRIQLYVA RDDLPEGVYN EQFKKWDLGD ILGAKGKLFK TKTGELSIHC TELRLLTKAL RPLPDKFHGL QDQEARYRQR YLDLISNDES RNTFKTRSKI LAGIRQFMVA RGFMEVETPM MQVIPGGASA RPFITHHNAL DLDMYLRIAP ELYLKRLVVG GFERVFEINR NFRNEGISVR HNPEFTMMEL YMAYADYKDL IELTESLFRT LAQDVLGTTQ VPYGDEVFDF GKPFEKLTMR EAIKKYRPET DMADLDNFDS AKAIAESIGI HVEKSWGLGR IVTEIFDEVA EAHLIQPTFI TEYPAEVSPL ARRNDVNPEI TDRFEFFIGG REIGNGFSEL NDAEDQAQRF LDQVNAKAAG DDEAMFYDED YVTALEHGLP PTAGLGIGID RMVMLFTNSH TIRDVILFPA MRPVK //