ID SYFA_PELPB Reviewed; 342 AA.
AC B4SB89;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 23-SEP-2008, sequence version 1.
DT 27-MAR-2024, entry version 81.
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=Ppha_0172;
OS Pelodictyon phaeoclathratiforme (strain DSM 5477 / BU-1).
OC Bacteria; Chlorobiota; Chlorobiia; Chlorobiales; Chlorobiaceae;
OC Chlorobium/Pelodictyon group; Pelodictyon.
OX NCBI_TaxID=324925;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 5477 / BU-1;
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Mikhailova N., Liu Z., Li T., Zhao F., Overmann J.,
RA Bryant D.A., Richardson P.;
RT "Complete sequence of Pelodictyon phaeoclathratiforme BU-1.";
RL Submitted (JUN-2008) 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; CP001110; ACF42510.1; -; Genomic_DNA.
DR RefSeq; WP_012507008.1; NC_011060.1.
DR AlphaFoldDB; B4SB89; -.
DR SMR; B4SB89; -.
DR STRING; 324925.Ppha_0172; -.
DR KEGG; pph:Ppha_0172; -.
DR eggNOG; COG0016; Bacteria.
DR HOGENOM; CLU_025086_0_1_10; -.
DR OrthoDB; 9800719at2; -.
DR Proteomes; UP000002724; 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 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..342
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_1000114896"
FT BINDING 255
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 342 AA; 38605 MW; 5E837EA7FE3C02A6 CRC64;
MENTIRSLQQ EIIDFEITTA ADLEAFRLRY TVRKGLIAAL FGQLKTVEPA EKPRMGQLLN
QLKQTADAKL TEAEERLAGT ESKSSSNRID LTLPGRRYFT GSEHPVQKVL GEMKSIFSAM
GFGIATGPEL ETDQYNFDLL NFPPDHPARD MQDTFFVTSG NPGSDVLLRT HTSPVQIRVM
LDQKPPIRVI CPGKVYRNEA ISSRSYCVFH QLEGLYIDKK VSFADLKATI YSFAKQMFGT
DVKLRFRPSF FPFTEPSAEV DVTCYLCGGK GCKVCKKSGW LEIMGCGMVH PNVMRNCGID
PEEWSGYAFG MGVDRTVLLR YKIDDIRLLF ENDLRMLKQF TA
//
