ID   SYR_LACLA               Reviewed;         564 AA.
AC   Q9CE12;
DT   10-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2001, sequence version 1.
DT   25-MAY-2022, entry version 116.
DE   RecName: Full=Arginine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00123};
DE            EC=6.1.1.19 {ECO:0000255|HAMAP-Rule:MF_00123};
DE   AltName: Full=Arginyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00123};
DE            Short=ArgRS {ECO:0000255|HAMAP-Rule:MF_00123};
GN   Name=argS {ECO:0000255|HAMAP-Rule:MF_00123}; OrderedLocusNames=LL2038;
GN   ORFNames=L0344;
OS   Lactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Lactococcus.
OX   NCBI_TaxID=272623;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=IL1403;
RX   PubMed=11337471; DOI=10.1101/gr.gr-1697r;
RA   Bolotin A., Wincker P., Mauger S., Jaillon O., Malarme K., Weissenbach J.,
RA   Ehrlich S.D., Sorokin A.;
RT   "The complete genome sequence of the lactic acid bacterium Lactococcus
RT   lactis ssp. lactis IL1403.";
RL   Genome Res. 11:731-753(2001).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-arginine + tRNA(Arg) = AMP + diphosphate + L-arginyl-
CC         tRNA(Arg); Xref=Rhea:RHEA:20301, Rhea:RHEA-COMP:9658, Rhea:RHEA-
CC         COMP:9673, ChEBI:CHEBI:30616, ChEBI:CHEBI:32682, ChEBI:CHEBI:33019,
CC         ChEBI:CHEBI:78442, ChEBI:CHEBI:78513, ChEBI:CHEBI:456215;
CC         EC=6.1.1.19; Evidence={ECO:0000255|HAMAP-Rule:MF_00123};
CC   -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00123}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00123}.
CC   -!- SIMILARITY: Belongs to the class-I aminoacyl-tRNA synthetase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00123}.
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DR   EMBL; AE005176; AAK06136.1; -; Genomic_DNA.
DR   PIR; F86879; F86879.
DR   RefSeq; NP_268195.1; NC_002662.1.
DR   RefSeq; WP_010906279.1; NC_002662.1.
DR   AlphaFoldDB; Q9CE12; -.
DR   SMR; Q9CE12; -.
DR   STRING; 272623.L0344; -.
DR   PaxDb; Q9CE12; -.
DR   EnsemblBacteria; AAK06136; AAK06136; L0344.
DR   GeneID; 60357182; -.
DR   KEGG; lla:L0344; -.
DR   PATRIC; fig|272623.7.peg.2195; -.
DR   eggNOG; COG0018; Bacteria.
DR   HOGENOM; CLU_006406_6_1_9; -.
DR   OMA; NKPLHLG; -.
DR   Proteomes; UP000002196; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004814; F:arginine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006420; P:arginyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd00671; ArgRS_core; 1.
DR   Gene3D; 3.30.1360.70; -; 1.
DR   Gene3D; 3.40.50.620; -; 1.
DR   HAMAP; MF_00123; Arg_tRNA_synth; 1.
DR   InterPro; IPR001278; Arg-tRNA-ligase.
DR   InterPro; IPR005148; Arg-tRNA-synth_N.
DR   InterPro; IPR036695; Arg-tRNA-synth_N_sf.
DR   InterPro; IPR035684; ArgRS_core.
DR   InterPro; IPR008909; DALR_anticod-bd.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR009080; tRNAsynth_Ia_anticodon-bd.
DR   PANTHER; PTHR11956; PTHR11956; 1.
DR   Pfam; PF03485; Arg_tRNA_synt_N; 1.
DR   Pfam; PF05746; DALR_1; 1.
DR   Pfam; PF00750; tRNA-synt_1d; 1.
DR   PRINTS; PR01038; TRNASYNTHARG.
DR   SMART; SM01016; Arg_tRNA_synt_N; 1.
DR   SMART; SM00836; DALR_1; 1.
DR   SUPFAM; SSF47323; SSF47323; 1.
DR   SUPFAM; SSF55190; SSF55190; 1.
DR   TIGRFAMs; TIGR00456; argS; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase;
KW   Nucleotide-binding; Protein biosynthesis; Reference proteome.
FT   CHAIN           1..564
FT                   /note="Arginine--tRNA ligase"
FT                   /id="PRO_0000151567"
FT   MOTIF           122..132
FT                   /note="'HIGH' region"
SQ   SEQUENCE   564 AA;  62819 MW;  9CA7B08A6F8D2CB7 CRC64;
     MDEKQLVSQA LSAAIDGVLG VEQIAAIIEK PKSSDLGDLA FPAFQLAKTL RKSPQIIAGE
     IAEKIDTKGF EKVIAVGPYV NFFLDKNATA SEVIREVLTE GEHYGDANIG QGGNVPIDMS
     APNIAKPFSI GHLRSTVIGD SIAKIYEKLG YQPIKINHLG DWGKQFGLLI TAYKKYGDEA
     TITANPIDEL LKLYVKINAE AKEDPEVDEE GRQWFLKMEQ GDEEALRIWK WFSDVSLIEF
     NRIYGKLGVS FDHFMGESFY SDKMDAIVED LESKNLLHES KGALIVDLEK YNLNPALIKK
     TDGATLYITR DLATAAYRKK TFNFVKSLYV VGGEQTNHFK QLKAVLKEAG YDWSDDMVHV
     PFGMVTQGGK KFSTRKGHVV KLEMALDEAV DRAEKQIEAK NPNLENKEEV AKQVGVGAVK
     FYDLKTDRNN GYDFDLDEMV SFEGETGPYV QYAHARIQSI LRKANRKVDI NNISLAVSDA
     EAWEIVKALK EFPNVVKRAA DNYEPSVIAK YAISLAQAFN KYYAHVRILE DDAQLDGRLA
     LISATSIVLK EALRLLGVAA PENM