ID   SYFA_BACP2              Reviewed;         344 AA.
AC   A8FG17;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   13-NOV-2007, sequence version 1.
DT   04-NOV-2026, entry version 100.
DE   RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00281};
DE            EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00281};
DE   AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00281};
DE            Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00281};
GN   Name=pheS {ECO:0000255|HAMAP-Rule:MF_00281};
GN   OrderedLocusNames=BPUM_2522;
OS   Bacillus pumilus (strain SAFR-032).
OC   Bacteria; Bacillati; Bacillota; Bacilli; Caryophanales; Bacillaceae;
OC   Bacillus.
OX   NCBI_TaxID=315750;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SAFR-032;
RX   PubMed=17895969; DOI=10.1371/journal.pone.0000928;
RA   Gioia J., Yerrapragada S., Qin X., Jiang H., Igboeli O.C., Muzny D.,
RA   Dugan-Rocha S., Ding Y., Hawes A., Liu W., Perez L., Kovar C., Dinh H.,
RA   Lee S., Nazareth L., Blyth P., Holder M., Buhay C., Tirumalai M.R., Liu Y.,
RA   Dasgupta I., Bokhetache L., Fujita M., Karouia F., Eswara Moorthy P.,
RA   Siefert J., Uzman A., Buzumbo P., Verma A., Zwiya H., McWilliams B.D.,
RA   Olowu A., Clinkenbeard K.D., Newcombe D., Golebiewski L., Petrosino J.F.,
RA   Nicholson W.L., Fox G.E., Venkateswaran K., Highlander S.K.,
RA   Weinstock G.M.;
RT   "Paradoxical DNA repair and peroxide resistance gene conservation in
RT   Bacillus pumilus SAFR-032.";
RL   PLoS ONE 2:E928-E928(2007).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=tRNA(Phe) + L-phenylalanine + ATP = L-phenylalanyl-tRNA(Phe) +
CC         AMP + diphosphate + H(+); Xref=Rhea:RHEA:19413, Rhea:RHEA-COMP:9668,
CC         Rhea:RHEA-COMP:9699, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:58095, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78531, ChEBI:CHEBI:456215; EC=6.1.1.20;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00281};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00281};
CC       Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC       Rule:MF_00281};
CC   -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00281}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00281}.
CC   -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC       Phe-tRNA synthetase alpha subunit type 1 subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_00281}.
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DR   EMBL; CP000813; ABV63184.1; -; Genomic_DNA.
DR   RefSeq; WP_012010834.1; NC_009848.4.
DR   AlphaFoldDB; A8FG17; -.
DR   SMR; A8FG17; -.
DR   STRING; 315750.BPUM_2522; -.
DR   PaxDb; 315750-BPUM_2522; -.
DR   GeneID; 5621787; -.
DR   KEGG; bpu:BPUM_2522; -.
DR   eggNOG; COG0016; Bacteria.
DR   HOGENOM; CLU_025086_0_1_9; -.
DR   OMA; AAMMRHG; -.
DR   OrthoDB; 9800719at2; -.
DR   Proteomes; UP000001355; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0140096; F:catalytic activity, acting on a protein; IEA:UniProtKB-ARBA.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004826; F:phenylalanine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:InterPro.
DR   GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR   CDD; cd00496; PheRS_alpha_core; 1.
DR   FunFam; 3.30.930.10:FF:000003; Phenylalanine--tRNA ligase alpha subunit; 1.
DR   Gene3D; 3.30.930.10; Bira Bifunctional Protein, Domain 2; 1.
DR   HAMAP; MF_00281; Phe_tRNA_synth_alpha1; 1.
DR   InterPro; IPR006195; aa-tRNA-synth_II.
DR   InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR   InterPro; IPR004529; Phe-tRNA-synth_IIc_asu.
DR   InterPro; IPR004188; Phe-tRNA_ligase_II_N.
DR   InterPro; IPR022911; Phe_tRNA_ligase_alpha1_bac.
DR   InterPro; IPR002319; Phenylalanyl-tRNA_Synthase.
DR   InterPro; IPR010978; tRNA-bd_arm.
DR   NCBIfam; TIGR00468; pheS; 1.
DR   PANTHER; PTHR11538:SF41; PHENYLALANINE--TRNA LIGASE, MITOCHONDRIAL; 1.
DR   PANTHER; PTHR11538; PHENYLALANYL-TRNA SYNTHETASE; 1.
DR   Pfam; PF02912; Phe_tRNA-synt_N; 1.
DR   Pfam; PF01409; tRNA-synt_2d; 1.
DR   SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1.
DR   SUPFAM; SSF46589; tRNA-binding arm; 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..344
FT                   /note="Phenylalanine--tRNA ligase alpha subunit"
FT                   /id="PRO_1000059235"
FT   BINDING         256
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with beta subunit"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00281"
SQ   SEQUENCE   344 AA;  38621 MW;  EFBF6684A12621BF CRC64;
     MQETLKQLET EAIAKVEAAS SLKEVNDIRV QYLGKKGPIT EVLRGMGKLS AEERPKMGAL
     ANEVREQIAG AIAEKNEQLE KEEVKKKLAS QTIDVTLPAN PIKIGARHPL TIVVEDIEDL
     FIGMGYTVEE GPEVETDYYN FEALNLPKEH PARDMQDSFY ITEDTLLRTQ TSPVQARTLE
     KYKGQGPVKI ICPGKVYRRD SDDATHSHQF MQIEGLVVDH NISMSDLKGT LETVARKMFG
     EDREIRLRPS FFPFTEPSVE VDVSCFKCGG KGCSVCKGTG WIEILGAGMV HPNVLKMSGF
     DPETYQGFAF GMGVERIAML KYGIDDIRHF YTNDIRFTKQ FKQD
//