ID   SYH_BUCBP               Reviewed;         425 AA.
AC   P59482;
DT   04-APR-2003, integrated into UniProtKB/Swiss-Prot.
DT   04-APR-2003, sequence version 1.
DT   03-AUG-2022, entry version 112.
DE   RecName: Full=Histidine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00127};
DE            EC=6.1.1.21 {ECO:0000255|HAMAP-Rule:MF_00127};
DE   AltName: Full=Histidyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00127};
DE            Short=HisRS {ECO:0000255|HAMAP-Rule:MF_00127};
GN   Name=hisS {ECO:0000255|HAMAP-Rule:MF_00127}; OrderedLocusNames=bbp_267;
OS   Buchnera aphidicola subsp. Baizongia pistaciae (strain Bp).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=224915;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Bp;
RX   PubMed=12522265; DOI=10.1073/pnas.0235981100;
RA   van Ham R.C.H.J., Kamerbeek J., Palacios C., Rausell C., Abascal F.,
RA   Bastolla U., Fernandez J.M., Jimenez L., Postigo M., Silva F.J.,
RA   Tamames J., Viguera E., Latorre A., Valencia A., Moran F., Moya A.;
RT   "Reductive genome evolution in Buchnera aphidicola.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:581-586(2003).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-histidine + tRNA(His) = AMP + diphosphate + H(+) + L-
CC         histidyl-tRNA(His); Xref=Rhea:RHEA:17313, Rhea:RHEA-COMP:9665,
CC         Rhea:RHEA-COMP:9689, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:57595, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78527, ChEBI:CHEBI:456215; EC=6.1.1.21;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00127};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00127}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00127}.
CC   -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00127}.
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DR   EMBL; AE016826; AAO26992.1; -; Genomic_DNA.
DR   RefSeq; WP_011091393.1; NC_004545.1.
DR   AlphaFoldDB; P59482; -.
DR   SMR; P59482; -.
DR   STRING; 224915.bbp_267; -.
DR   PRIDE; P59482; -.
DR   EnsemblBacteria; AAO26992; AAO26992; bbp_267.
DR   GeneID; 56470808; -.
DR   KEGG; bab:bbp_267; -.
DR   eggNOG; COG0124; Bacteria.
DR   HOGENOM; CLU_025113_1_1_6; -.
DR   OMA; CDFDFIG; -.
DR   OrthoDB; 277998at2; -.
DR   Proteomes; UP000000601; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004821; F:histidine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006427; P:histidyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd00773; HisRS-like_core; 1.
DR   Gene3D; 3.30.930.10; -; 1.
DR   Gene3D; 3.40.50.800; -; 1.
DR   HAMAP; MF_00127; His_tRNA_synth; 1.
DR   InterPro; IPR006195; aa-tRNA-synth_II.
DR   InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR   InterPro; IPR004154; Anticodon-bd.
DR   InterPro; IPR036621; Anticodon-bd_dom_sf.
DR   InterPro; IPR015807; His-tRNA-ligase.
DR   InterPro; IPR041715; HisRS-like_core.
DR   InterPro; IPR004516; HisRS/HisZ.
DR   PANTHER; PTHR43707; PTHR43707; 1.
DR   Pfam; PF03129; HGTP_anticodon; 1.
DR   Pfam; PF13393; tRNA-synt_His; 1.
DR   PIRSF; PIRSF001549; His-tRNA_synth; 1.
DR   SUPFAM; SSF55681; SSF55681; 1.
DR   TIGRFAMs; TIGR00442; hisS; 1.
DR   PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE   3: Inferred from homology;
KW   Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase;
KW   Nucleotide-binding; Protein biosynthesis; Reference proteome.
FT   CHAIN           1..425
FT                   /note="Histidine--tRNA ligase"
FT                   /id="PRO_0000136127"
SQ   SEQUENCE   425 AA;  49466 MW;  9339AB5281B8E0AD CRC64;
     MKEIIRSIKG MHDYIPDDVI TWQYIEYIVK RILKNYCYNE IRFPLIEKTS LFAHSIGNIT
     DIIEKEMYSF KDKKNKKITL RPEGTIGCMR ACINKGLLRT SKQKLWYLGP MFRYERPQHG
     RYRQFHQFGI EVLGMSGPDI DLEIILLVER ILRTLNISNY VQLELNSIGS YESRLHYKKI
     LFSYFKQYEA CLDEDCKRRL YVNPLRILDS KDKNIKAIIN NAPILMDFID DNSLIHFENL
     CKLMKNIGIS YVVNYKLVRG LDYYNKTVFE WKTNLLGAKD AICAGGRYDN LSKSLGVTFI
     PAIGCAIGME RLVLLIKSLK LKPKTNNAID VFIIFLKDNI QIEAIKLSEL VRTQFPKKKI
     MLSILSSNLR KQFSTANKIK ARIVLLLGPN EVKNNLILLK DLTSGYQKSF LKNKIIEELE
     LAFKN