SYFA_METAC
ID SYFA_METAC Reviewed; 492 AA.
AC Q8TUA2;
DT 19-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2002, sequence version 1.
DT 03-AUG-2022, entry version 111.
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=MA_0171;
OS Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 /
OS C2A).
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanosarcinales; Methanosarcinaceae; Methanosarcina.
OX NCBI_TaxID=188937;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35395 / DSM 2834 / JCM 12185 / C2A;
RX PubMed=11932238; DOI=10.1101/gr.223902;
RA Galagan J.E., Nusbaum C., Roy A., Endrizzi M.G., Macdonald P., FitzHugh W.,
RA Calvo S., Engels R., Smirnov S., Atnoor D., Brown A., Allen N., Naylor J.,
RA Stange-Thomann N., DeArellano K., Johnson R., Linton L., McEwan P.,
RA McKernan K., Talamas J., Tirrell A., Ye W., Zimmer A., Barber R.D.,
RA Cann I., Graham D.E., Grahame D.A., Guss A.M., Hedderich R.,
RA Ingram-Smith C., Kuettner H.C., Krzycki J.A., Leigh J.A., Li W., Liu J.,
RA Mukhopadhyay B., Reeve J.N., Smith K., Springer T.A., Umayam L.A.,
RA White O., White R.H., de Macario E.C., Ferry J.G., Jarrell K.F., Jing H.,
RA Macario A.J.L., Paulsen I.T., Pritchett M., Sowers K.R., Swanson R.V.,
RA Zinder S.H., Lander E., Metcalf W.W., Birren B.;
RT "The genome of Methanosarcina acetivorans reveals extensive metabolic and
RT physiological diversity.";
RL Genome Res. 12:532-542(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; AE010299; AAM03624.1; -; Genomic_DNA.
DR RefSeq; WP_011020229.1; NC_003552.1.
DR AlphaFoldDB; Q8TUA2; -.
DR SMR; Q8TUA2; -.
DR STRING; 188937.MA_0171; -.
DR EnsemblBacteria; AAM03624; AAM03624; MA_0171.
DR GeneID; 1472063; -.
DR KEGG; mac:MA_0171; -.
DR HOGENOM; CLU_025086_2_2_2; -.
DR InParanoid; Q8TUA2; -.
DR OMA; QIEGWVM; -.
DR OrthoDB; 22747at2157; -.
DR PhylomeDB; Q8TUA2; -.
DR Proteomes; UP000002487; 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_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 Pfam; PF01409; tRNA-synt_2d; 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..492
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000126809"
FT BINDING 335
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 374..376
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 414
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 416
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 492 AA; 54944 MW; F172C6FD3E5ED5AE CRC64;
MSAQDNLTIN EKKVLLALEE LGSAAPDKLE EKSGLQVDAA MQAAFMLQEK GLASVSEKVL
ERYSLTKEGE EYTKTGLPER QIIDALKAPA PLEELRSRFS PKTVGIATGW LIKKGWAKVE
NGVMVPSGNA PAGRDEEVLA AFAGKAKTLE ELAADEGTVK ELLKRKLVIK HEEKSRTVSV
TGAGSALAAE GIVLEEEIAQ LTPELLKSGA WKGKKFRPYR LDIAPNPLYG VKIHPYRRLI
EQMRQIFLEM GFTEIKGGII QSSFWNFDAL FQPQDHPARD MQDTFHLGSI CQLPAEYSDK
VAAMHESGGD IDSCGWGGIW DRELARRNVL RTHTTSVTIK YLADNPEPPV KAFCIDRAYR
RETIDPTHTP EFEQLEGVVM DKDMSFADLL GLLAEFYHRM GFEEVRFRPG YFPYTEPSVE
PEVYVDGLGW VELGGAGVFR KEVTEPFGIK EPVLAWGLGV SRLAMLKLGL KDLRLLYQSD
IDWLRKSEVC RI
