ID   SYR_PROMT               Reviewed;         607 AA.
AC   Q46HI6;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2005, sequence version 1.
DT   25-MAY-2022, entry version 93.
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=PMN2A_1554;
OS   Prochlorococcus marinus (strain NATL2A).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=59920;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NATL2A;
RX   PubMed=18159947; DOI=10.1371/journal.pgen.0030231;
RA   Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S.,
RA   Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M.,
RA   Richardson P., Chisholm S.W.;
RT   "Patterns and implications of gene gain and loss in the evolution of
RT   Prochlorococcus.";
RL   PLoS Genet. 3:2515-2528(2007).
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; CP000095; AAZ59042.1; -; Genomic_DNA.
DR   RefSeq; WP_011294187.1; NC_007335.2.
DR   AlphaFoldDB; Q46HI6; -.
DR   SMR; Q46HI6; -.
DR   STRING; 59920.PMN2A_1554; -.
DR   EnsemblBacteria; AAZ59042; AAZ59042; PMN2A_1554.
DR   KEGG; pmn:PMN2A_1554; -.
DR   HOGENOM; CLU_006406_5_1_3; -.
DR   OMA; NKPLHLG; -.
DR   OrthoDB; 1146366at2; -.
DR   PhylomeDB; Q46HI6; -.
DR   Proteomes; UP000002535; 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; IPR001412; aa-tRNA-synth_I_CS.
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.
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; Reference proteome.
FT   CHAIN           1..607
FT                   /note="Arginine--tRNA ligase"
FT                   /id="PRO_0000242066"
FT   MOTIF           147..157
FT                   /note="'HIGH' region"
SQ   SEQUENCE   607 AA;  68661 MW;  8152D8E8A0D7F24A CRC64;
     MLEISARLEE ALNRAFIKVF PQEDRSSKTS SILTGSNLVP ASKPEFGDFQ INCALSLAKE
     IKQPPREIAQ KIANQLQKDN DFVRMCNPPR IAGPGFINLS INSKTLISEI HVRLNDKRLG
     VPLKKFSTDK IEEGKSNNRV ILDFSSPNIA KEMHVGHLRS TIIGDSLARI LEFRGYEVLR
     LNHVGDWGTQ FGMLITHLKE VVPEVLHTKD VVEISDLVNF YRQAKKRFDE DQIFQNKSRS
     EVVNLQAGDK ESLIAWQLLC NQSRKEFQKI YDRLDIKLTE RGESFYNKFL VDVINDLKNK
     KLLINDQGAQ CIFLDGLVGK NGKPQPIIIQ KSDGGFNYAT TDLAAIKYRL TIPPHGDGAC
     RLIYVTDAGQ ASHFSGVFQI AKLANWIPTD CQIEHVPFGL VQGEDGKKLK TRSGETIRLV
     DLLDEAIQRA KNDLKNRLNT ERRSENENFI DKVSTTVGIA SIKYADLSQN RISNYQFSFD
     KMLSLQGNTA PYLLYALVRI AGISRKGGDL NVSSHNIQFN ESQEWELIRK LLQLDYIIAE
     VEKELLPNRL CGYLFELSQT FNRFYDQVPI LKASEPSRAS RLILCSITAD TLKLGMSLLG
     IPTLERM