ID SYFA_THEMA Reviewed; 325 AA.
AC Q9WZS8;
DT 08-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1999, sequence version 1.
DT 27-MAR-2024, entry version 144.
DE RecName: Full=Phenylalanine--tRNA ligase alpha subunit;
DE EC=6.1.1.20;
DE AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit;
DE Short=PheRS;
GN Name=pheS; OrderedLocusNames=TM_0821;
OS Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826
OS / MSB8).
OC Bacteria; Thermotogota; Thermotogae; Thermotogales; Thermotogaceae;
OC Thermotoga.
OX NCBI_TaxID=243274;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8;
RX PubMed=10360571; DOI=10.1038/20601;
RA Nelson K.E., Clayton R.A., Gill S.R., Gwinn M.L., Dodson R.J., Haft D.H.,
RA Hickey E.K., Peterson J.D., Nelson W.C., Ketchum K.A., McDonald L.A.,
RA Utterback T.R., Malek J.A., Linher K.D., Garrett M.M., Stewart A.M.,
RA Cotton M.D., Pratt M.S., Phillips C.A., Richardson D.L., Heidelberg J.F.,
RA Sutton G.G., Fleischmann R.D., Eisen J.A., White O., Salzberg S.L.,
RA Smith H.O., Venter J.C., Fraser C.M.;
RT "Evidence for lateral gene transfer between Archaea and Bacteria from
RT genome sequence of Thermotoga maritima.";
RL Nature 399:323-329(1999).
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 -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC Note=Binds 2 magnesium ions per tetramer. {ECO:0000250};
CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits. {ECO:0000250}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC Phe-tRNA synthetase alpha subunit type 1 subfamily. {ECO:0000305}.
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DR EMBL; AE000512; AAD35903.1; -; Genomic_DNA.
DR PIR; H72329; H72329.
DR RefSeq; NP_228630.1; NC_000853.1.
DR RefSeq; WP_004080838.1; NZ_CP011107.1.
DR AlphaFoldDB; Q9WZS8; -.
DR SMR; Q9WZS8; -.
DR STRING; 243274.TM_0821; -.
DR PaxDb; 243274-THEMA_00535; -.
DR EnsemblBacteria; AAD35903; AAD35903; TM_0821.
DR KEGG; tma:TM0821; -.
DR eggNOG; COG0016; Bacteria.
DR InParanoid; Q9WZS8; -.
DR OrthoDB; 9800719at2; -.
DR Proteomes; UP000008183; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
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; IBA:GO_Central.
DR GO; GO:0000049; F:tRNA binding; IEA:InterPro.
DR GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IBA:GO_Central.
DR CDD; cd00496; PheRS_alpha_core; 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..325
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000126783"
FT BINDING 251
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with beta subunit"
FT /evidence="ECO:0000250"
SQ SEQUENCE 325 AA; 37875 MW; 30BF5287F068BC3F CRC64;
MEIEAVEKEA IEKLSKISNV QELESFRIEF LGKKGKITGL MKNLKNLPPE ERPAYGKRVN
ELREKIEKLF EEKRQQIQRI LEQEKMEKMR IDVTVPGARR KLGHSHPVLK VMEEIERIFV
SMGFDVVEGP EIETTWHNFD ALNTPEWHPA RDEHDSFYIT DDLLLRTHTS PVQIRTMLER
KPPIAIISPG KVYRRDYDAT HLPMFHQVEG LHVDRDLSVA HLKFTLEEFA RRMFGEGAKV
RLRPSFFPFT EPSFEVDVYL SGYGWLEILG AGMVDPNVFL NVGYDPEEWT GYAFGMGVER
IAMLKYGIAD IREFVRNDVR FLSSY
//
