ID   SYFA_SYNFM              Reviewed;         336 AA.
AC   A0LFC6;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   12-DEC-2006, sequence version 1.
DT   03-AUG-2022, entry version 90.
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}; OrderedLocusNames=Sfum_0428;
OS   Syntrophobacter fumaroxidans (strain DSM 10017 / MPOB).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Syntrophobacterales;
OC   Syntrophobacteraceae; Syntrophobacter.
OX   NCBI_TaxID=335543;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10017 / MPOB;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Pitluck S., Goltsman E.G.,
RA   Martinez M., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Kim E., Boone D.R., Brockman F., Culley D., Ferry J., Gunsalus R.,
RA   McInerney M.J., Morrison M., Plugge C., Rohlin L., Scholten J., Sieber J.,
RA   Stams A.J.M., Worm P., Henstra A.M., Richardson P.;
RT   "Complete sequence of Syntrophobacter fumaroxidans MPOB.";
RL   Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-phenylalanine + tRNA(Phe) = AMP + diphosphate + H(+) +
CC         L-phenylalanyl-tRNA(Phe); 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;
CC         Evidence={ECO:0000255|HAMAP-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; CP000478; ABK16128.1; -; Genomic_DNA.
DR   RefSeq; WP_011697301.1; NC_008554.1.
DR   AlphaFoldDB; A0LFC6; -.
DR   SMR; A0LFC6; -.
DR   STRING; 335543.Sfum_0428; -.
DR   EnsemblBacteria; ABK16128; ABK16128; Sfum_0428.
DR   KEGG; sfu:Sfum_0428; -.
DR   eggNOG; COG0016; Bacteria.
DR   HOGENOM; CLU_025086_0_1_7; -.
DR   OMA; DWHNFTA; -.
DR   OrthoDB; 469058at2; -.
DR   Proteomes; UP000001784; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
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   Gene3D; 3.30.930.10; -; 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; IPR004530; Phe-tRNA-synth_IIc_mito.
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   PANTHER; PTHR11538:SF41; PTHR11538:SF41; 1.
DR   Pfam; PF02912; Phe_tRNA-synt_N; 1.
DR   Pfam; PF01409; tRNA-synt_2d; 1.
DR   SUPFAM; SSF46589; SSF46589; 1.
DR   SUPFAM; SSF55681; SSF55681; 1.
DR   TIGRFAMs; TIGR00468; pheS; 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..336
FT                   /note="Phenylalanine--tRNA ligase alpha subunit"
FT                   /id="PRO_1000078855"
FT   BINDING         251
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   336 AA;  38215 MW;  0638B28FBF21FA25 CRC64;
     MEDAVRKLLN SADHEVLALA NDARAIEQLK VRFLGRKGEL ARLFKEMGKV PEAERPAVGK
     VLNEAKVRLE ALFAEALERG GEQGAGRREQ IDITVPGRRP PRGRLHPISQ VAREVCRIFN
     WLGFEIVEGP EVELDYYNFE ALNIPRDHPA RDMQDTFYVS DDVVLRTHTS PLQVRTMEKR
     RPPIRVIAPG KTYRCDSDVT HTPMFHQVEG LMVGKDISFG DLKGILTIFV HQMFGADVGL
     RFRPSFFPFT EPSAEVDIQC VMCKGEGCRV CSQTGWLEIL GSGMVDPEVF RMVGYDPEEV
     TGFAFGMGIE RITMLKYGID DLRLFFENDF RFLRQF