ID SYK_CAMHC Reviewed; 499 AA.
AC A7I3S8;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 11-SEP-2007, sequence version 1.
DT 27-MAR-2024, entry version 91.
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=CHAB381_1646;
OS Campylobacter hominis (strain ATCC BAA-381 / LMG 19568 / NCTC 13146 /
OS CH001A).
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC Campylobacteraceae; Campylobacter.
OX NCBI_TaxID=360107;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-381 / LMG 19568 / NCTC 13146 / CH001A;
RA Fouts D.E., Mongodin E.F., Puiu D., Sebastian Y., Miller W.G.,
RA Mandrell R.E., Nelson K.E.;
RT "Complete genome sequence of Campylobacter hominis ATCC BAA-381, a
RT commensal isolated from the human gastrointestinal tract.";
RL Submitted (JUL-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;
CC Evidence={ECO:0000255|HAMAP-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}.
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DR EMBL; CP000776; ABS51227.1; -; Genomic_DNA.
DR AlphaFoldDB; A7I3S8; -.
DR SMR; A7I3S8; -.
DR STRING; 360107.CHAB381_1646; -.
DR KEGG; cha:CHAB381_1646; -.
DR eggNOG; COG1190; Bacteria.
DR HOGENOM; CLU_008255_6_0_7; -.
DR Proteomes; UP000002407; 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; 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 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;
KW Reference proteome.
FT CHAIN 1..499
FT /note="Lysine--tRNA ligase"
FT /id="PRO_1000012861"
FT BINDING 403
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 410
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 410
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
SQ SEQUENCE 499 AA; 57806 MW; 4A096FB0C2AB23CE CRC64;
MFENQLEIQR IQKADELRNL GVNPYPHFLK KDMNIKEFRE KFAYIAENET KKADEEIVIS
GRIKLKRVAG RSTFANIEDE SGNVQIYYSK DSIGEENYLK FKKNIEVGDI ILVKGYAFLT
GTGEFSIHVS DLILASKAIS ILPEKFHGLA DKELRYRQRY LDMIMDPSVR VDFEKRSLIV
RTIRRFFEDR GFLEVETPMM HQIAGGANAK PFITHHNALD IDRYLKIAPE LYLKRLVVGG
MNSVFEMNRC FRNEGMDLTH NPEFTSIEFY WAWHNYFEAM DLTEELFNEL LKTLNLGEIL
DYGNLKIDFS KKFQRIKYLD ALVLIGEISP EIIKDKDEIL KKLKSDGFEA NEKLDLGHLQ
AELFDNYVES KLINPTFITD FPVSISPLSR RSDKDPEIAE RFELYIAGKE LANAFNELND
PLDQYERFKA QIEAKKAGDD EAHEMDEDYV RALSYAMPPT VGWGLGVDRL VMILLNKASI
RDVILFPAMK PIKNLDDKE
//
