SYFA_SULAC
ID SYFA_SULAC Reviewed; 465 AA.
AC Q4J8P9;
DT 27-SEP-2005, integrated into UniProtKB/Swiss-Prot.
DT 02-AUG-2005, sequence version 1.
DT 03-AUG-2022, entry version 98.
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=Saci_1511;
OS Sulfolobus acidocaldarius (strain ATCC 33909 / DSM 639 / JCM 8929 / NBRC
OS 15157 / NCIMB 11770).
OC Archaea; Crenarchaeota; Thermoprotei; Sulfolobales; Sulfolobaceae;
OC Sulfolobus.
OX NCBI_TaxID=330779;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33909 / DSM 639 / JCM 8929 / NBRC 15157 / NCIMB 11770;
RX PubMed=15995215; DOI=10.1128/jb.187.14.4992-4999.2005;
RA Chen L., Bruegger K., Skovgaard M., Redder P., She Q., Torarinsson E.,
RA Greve B., Awayez M., Zibat A., Klenk H.-P., Garrett R.A.;
RT "The genome of Sulfolobus acidocaldarius, a model organism of the
RT Crenarchaeota.";
RL J. Bacteriol. 187:4992-4999(2005).
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; CP000077; AAY80831.1; -; Genomic_DNA.
DR RefSeq; WP_011278333.1; NC_007181.1.
DR AlphaFoldDB; Q4J8P9; -.
DR SMR; Q4J8P9; -.
DR STRING; 330779.Saci_1511; -.
DR EnsemblBacteria; AAY80831; AAY80831; Saci_1511.
DR GeneID; 3474635; -.
DR KEGG; sai:Saci_1511; -.
DR PATRIC; fig|330779.12.peg.1456; -.
DR eggNOG; arCOG00410; Archaea.
DR HOGENOM; CLU_025086_2_2_2; -.
DR OMA; QIEGWVM; -.
DR Proteomes; UP000001018; 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; 1.10.10.10; -; 1.
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; IPR002831; Tscrpt_reg_TrmB_N.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR InterPro; IPR036390; WH_DNA-bd_sf.
DR Pfam; PF01978; TrmB; 1.
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..465
FT /note="Phenylalanine--tRNA ligase alpha subunit"
FT /id="PRO_0000126819"
FT BINDING 309
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 348..350
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 388
FT /ligand="L-phenylalanine"
FT /ligand_id="ChEBI:CHEBI:58095"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00282"
FT BINDING 390
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"
SQ SEQUENCE 465 AA; 53961 MW; DE56BB081FC1053B CRC64;
MLSENEIKIL SYLKLKKKAN AEEISKELGL PLSSIFSLAK LLEEKGYVKI GERKIIRFEL
TEEGKKRLKE GFPEEILLKE LNGQPSLIED LKNKMGKDLE IAISWARKKN LVKIDQNRVI
PNTSNYTFST EKEALLKPES ADEKVLQELL SRKLITRKEE SKLEITLLKE EFEEQNYITQ
LTSELLRSKD WKKYKIREYN VEALPPYFPL AKKHFFRDFI EKLKDVMKEL GFTEVNAGYI
EMELYNFDLL FQAQDHPARE IHDSFRVDGL GKIDDERLLK EIKEMHEKGW KYSWDPQIAK
RLVLRSQTTA VTARILSSRP SVPFKGFSLG KVFRPDSIDA THLIEFHQLD GVIIQKEFSF
TDLLGILREI FYKIGIKEIK FKPGYFPFTE PSVEVYGKIE GLGWVEMSGA GLLRPEILKA
MDIDANAGAW GIGIDRLAML LFGLKDIRLL YANDIDFLRK MKVRL
