ID   SYFA_METAR              Reviewed;         495 AA.
AC   Q0W0X9;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-SEP-2006, sequence version 1.
DT   03-AUG-2022, entry version 94.
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=UNCMA_03010;
GN   ORFNames=RRC220;
OS   Methanocella arvoryzae (strain DSM 22066 / NBRC 105507 / MRE50).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC   Methanocellales; Methanocellaceae; Methanocella.
OX   NCBI_TaxID=351160;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 22066 / NBRC 105507 / MRE50;
RX   PubMed=16857943; DOI=10.1126/science.1127062;
RA   Erkel C., Kube M., Reinhardt R., Liesack W.;
RT   "Genome of rice cluster I archaea -- the key methane producers in the rice
RT   rhizosphere.";
RL   Science 313:370-372(2006).
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; AM114193; CAJ37964.1; -; Genomic_DNA.
DR   RefSeq; WP_012034630.1; NC_009464.1.
DR   AlphaFoldDB; Q0W0X9; -.
DR   SMR; Q0W0X9; -.
DR   STRING; 351160.RRC220; -.
DR   PRIDE; Q0W0X9; -.
DR   EnsemblBacteria; CAJ37964; CAJ37964; RRC220.
DR   GeneID; 5143614; -.
DR   KEGG; rci:RRC220; -.
DR   PATRIC; fig|351160.9.peg.317; -.
DR   eggNOG; arCOG00410; Archaea.
DR   OMA; QIEGWVM; -.
DR   OrthoDB; 22747at2157; -.
DR   Proteomes; UP000000663; 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_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   InterPro; IPR036390; WH_DNA-bd_sf.
DR   Pfam; PF01409; tRNA-synt_2d; 1.
DR   SUPFAM; SSF46785; SSF46785; 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..495
FT                   /note="Phenylalanine--tRNA ligase alpha subunit"
FT                   /id="PRO_1000007669"
FT   BINDING         334
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         373..375
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         413
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         415
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with beta subunit"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT   BINDING         439
FT                   /ligand="L-phenylalanine"
FT                   /ligand_id="ChEBI:CHEBI:58095"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
SQ   SEQUENCE   495 AA;  56276 MW;  BD80D9F10ABB93A0 CRC64;
     MDLSINERLV LRSLDLKEVT AKDLASAAGL KPEAAVQGAA MLAEKGLATL RDEVESEYVL
     TDEGRKYAAE GLPERVIHDA LPADGITLND LKKQFPPATV NIAMGWLRQK GWAKFEKKDG
     DMFLLPQKAD ASADEKMLAA ISNGESQKGF DAKVIKDLLK RNLIELRETK TKFVKITDSG
     LAVKQAGIEI TEEIAQLTPE MIATGSWQGK TFRKFDVSLP VQTEYGGRKH ILRMGMDAVK
     RTLIEMGFKE MEGPMVDAEF YVNDLLFMPQ DHPARTHWDQ FNLKEPKYIH SLPQNLVERV
     RRVHRDGGSS GSLGWNYEWD ETIARKLVLR GHTTSLTARY LAKHSKPPQK YFSVSQVFRN
     DTIDVTHLLE FCQIEGWIMD DNLSMKELMG TFKEFYSRMG ITVLKFKPTY NPYTEPSLEI
     YGRHPKTGRW IEVGNSGMFR EEMMEPYGIN STVVAWGLAL ERLMMINYGY TDIRDLHGPL
     CDINFLRSVP VVWQQ