SYFA_SALCH
ID SYFA_SALCH Reviewed; 327 AA.
AC Q57PU9;
DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 10-MAY-2005, sequence version 1.
DT 03-AUG-2022, entry version 91.
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=SCH_1356;
OS Salmonella choleraesuis (strain SC-B67).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=321314;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SC-B67;
RX PubMed=15781495; DOI=10.1093/nar/gki297;
RA Chiu C.-H., Tang P., Chu C., Hu S., Bao Q., Yu J., Chou Y.-Y., Wang H.-S.,
RA Lee Y.-S.;
RT "The genome sequence of Salmonella enterica serovar Choleraesuis, a highly
RT invasive and resistant zoonotic pathogen.";
RL Nucleic Acids Res. 33:1690-1698(2005).
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; AE017220; AAX65262.1; -; Genomic_DNA.
DR RefSeq; WP_001539878.1; NC_006905.1.
DR AlphaFoldDB; Q57PU9; -.
DR SMR; Q57PU9; -.
DR EnsemblBacteria; AAX65262; AAX65262; SCH_1356.
DR KEGG; sec:SCH_1356; -.
DR HOGENOM; CLU_025086_0_1_6; -.
DR OMA; DWHNFTA; -.
DR Proteomes; UP000000538; 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.
FT CHAIN 1..327
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000232022"
FT BINDING 252
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 327 AA; 36785 MW; 30BB856801379E11 CRC64;
MSHLAELVAN AAAAINQASD VAALDNVRVE YLGKKGHLTL QMMTLRDLPP EERPAAGAVI
NAAKEQVQQA LNARKAELES AALNARLAAE TIDISLPGRR IENGGLHPVT RTIDRIESFF
GELGFTVATG PEIEDDYHNF DALNIPGHHP ARADHDTFWF DATRLLRTQT SGVQIRTMKA
QQPPIRIIAP GRVYRNDYDQ THTPMFHQME GLIVDTNISF TNLKGTLHDF LRNFFEEDLQ
IRFRPSYFPF TEPSAEVDVM GKNGKWLEVL GCGMVHPNVL RNVGIDPEIY SGFAFGMGME
RLTMLRYGVT DLRSFFENDL RFLKQFK