SYFA_SYNY3
ID SYFA_SYNY3 Reviewed; 331 AA.
AC Q55187;
DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1997, sequence version 1.
DT 03-AUG-2022, entry version 139.
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=sll0454;
OS Synechocystis sp. (strain PCC 6803 / Kazusa).
OC Bacteria; Cyanobacteria; Synechococcales; Merismopediaceae; Synechocystis;
OC unclassified Synechocystis.
OX NCBI_TaxID=1111708;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 27184 / PCC 6803 / N-1;
RX PubMed=8590279; DOI=10.1093/dnares/2.4.153;
RA Kaneko T., Tanaka A., Sato S., Kotani H., Sazuka T., Miyajima N.,
RA Sugiura M., Tabata S.;
RT "Sequence analysis of the genome of the unicellular cyanobacterium
RT Synechocystis sp. strain PCC6803. I. Sequence features in the 1 Mb region
RT from map positions 64% to 92% of the genome.";
RL DNA Res. 2:153-166(1995).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 6803 / Kazusa;
RX PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT "Sequence analysis of the genome of the unicellular cyanobacterium
RT Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT genome and assignment of potential protein-coding regions.";
RL DNA Res. 3:109-136(1996).
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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; BA000022; BAA10328.1; -; Genomic_DNA.
DR PIR; S74410; S74410.
DR AlphaFoldDB; Q55187; -.
DR SMR; Q55187; -.
DR IntAct; Q55187; 2.
DR STRING; 1148.1001185; -.
DR PaxDb; Q55187; -.
DR PRIDE; Q55187; -.
DR EnsemblBacteria; BAA10328; BAA10328; BAA10328.
DR KEGG; syn:sll0454; -.
DR eggNOG; COG0016; Bacteria.
DR InParanoid; Q55187; -.
DR OMA; DWHNFTA; -.
DR PhylomeDB; Q55187; -.
DR Proteomes; UP000001425; 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 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..331
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000126782"
FT BINDING 258
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with beta subunit"
FT /evidence="ECO:0000250"
SQ SEQUENCE 331 AA; 37124 MW; 8ABA363FDE95A698 CRC64;
MTISLEADLK SLQQSAQAAI SGCDDLDGLD KLRVQYLGKK GELSLILKGM GKLSAEERPK
FGAIANEVKE ALQHDLESRK ANLQNAAIEA QLAAETLDVT MAGSYRPQGR RHPLNSTVDR
VLDIFVGLGY TVATGPQVET DYYNFEALNI PADHPARDMQ DTFFLKDGRL LRTHTSPVQI
RYMEKHDPPI RIVAPGRVYR RDTVDATHSA VFHQVELLAI DKGLAFTHLK GTIQAFIKQM
FGEALPIRFR ASYFPFTEPS AEVDVQWQGK WLEVMGCGMV DPNVMEAVGY DPEVYTGFAA
GFGVERFAMV LHQIDDIRRL YNSDLRFLRQ F