ID SYFA_PYRAE Reviewed; 489 AA.
AC Q8ZX61;
DT 19-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 27-MAR-2024, entry version 113.
DE RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00282};
DE AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000255|HAMAP-Rule:MF_00282};
DE Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00282};
GN Name=pheS {ECO:0000255|HAMAP-Rule:MF_00282}; OrderedLocusNames=PAE1441;
OS Pyrobaculum aerophilum (strain ATCC 51768 / DSM 7523 / JCM 9630 / CIP
OS 104966 / NBRC 100827 / IM2).
OC Archaea; Thermoproteota; Thermoprotei; Thermoproteales; Thermoproteaceae;
OC Pyrobaculum.
OX NCBI_TaxID=178306;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51768 / DSM 7523 / JCM 9630 / CIP 104966 / NBRC 100827 / IM2;
RX PubMed=11792869; DOI=10.1073/pnas.241636498;
RA Fitz-Gibbon S.T., Ladner H., Kim U.-J., Stetter K.O., Simon M.I.,
RA Miller J.H.;
RT "Genome sequence of the hyperthermophilic crenarchaeon Pyrobaculum
RT aerophilum.";
RL Proc. Natl. Acad. Sci. U.S.A. 99:984-989(2002).
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_00282};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00282};
CC Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC Rule:MF_00282};
CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC {ECO:0000255|HAMAP-Rule:MF_00282}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00282}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC Phe-tRNA synthetase alpha subunit type 2 subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_00282}.
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DR EMBL; AE009441; AAL63488.1; -; Genomic_DNA.
DR AlphaFoldDB; Q8ZX61; -.
DR SMR; Q8ZX61; -.
DR STRING; 178306.PAE1441; -.
DR EnsemblBacteria; AAL63488; AAL63488; PAE1441.
DR KEGG; pai:PAE1441; -.
DR PATRIC; fig|178306.9.peg.1069; -.
DR eggNOG; arCOG00410; Archaea.
DR HOGENOM; CLU_025086_2_2_2; -.
DR InParanoid; Q8ZX61; -.
DR Proteomes; UP000002439; 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 Gene3D; 1.10.10.2320; -; 1.
DR Gene3D; 1.10.10.2330; -; 1.
DR Gene3D; 3.30.1370.240; -; 1.
DR HAMAP; MF_00282; Phe_tRNA_synth_alpha2; 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; IPR022917; Phe_tRNA_ligase_alpha_bac/arc.
DR InterPro; IPR002319; Phenylalanyl-tRNA_Synthase.
DR NCBIfam; TIGR00468; pheS; 1.
DR PANTHER; PTHR11538:SF40; PHENYLALANINE--TRNA LIGASE ALPHA SUBUNIT; 1.
DR PANTHER; PTHR11538; PHENYLALANYL-TRNA SYNTHETASE; 1.
DR Pfam; PF01409; tRNA-synt_2d; 1.
DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 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..489
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000126815"
FT BINDING 316
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 355..357
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 395
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 420
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
SQ SEQUENCE 489 AA; 55962 MW; 096ED3BBEEE9447B CRC64;
MLVLPLPLYE IIRHAPEWKP LEEVARELGS SVDSLMRYVE EGRAKGVLRV ERKVIEFYEL
TEEGRQRAAE GLPEYKLLKS AVCREGRCTA HLSQHPEAQI ALANLAKLGV KPRGNVVELD
EETYKKIVAM LEEKQKALAA PHSAPPEVLK EFIKRKLVRK IEKTQVYVKA AVPLELVKPA
EVKTVITSED IATGRWRNYT LKPFDLNIEP PEYPAPVPHF FNEFLDYVRE VMIGLGFEEV
RGPVLEVEFW NFDALFQAQD HPAREVHDTF YVQWSGPLET PPEHLMESVG RVHEEKWRYK
WDRKKALNPV LRTQTTATTI RALAERGDGE YKVFTIGRVF RPEKLDPKHS MEFHQLDGIV
VGPGLTFKHL LGQLEEIAKA LGMTKVKFRP AYFPFTSPSV EVYAQHPKLG WVEFGGAGIF
RPEVTEPLGV KKSRVLAWGW GLDRIAMILL GIDDIRELFT KDLEKLKEYY ARWARYKASV
GAVGTLFTL
//
