ID G4Q6B2_ACIIR Unreviewed; 341 AA.
AC G4Q6B2;
DT 14-DEC-2011, integrated into UniProtKB/TrEMBL.
DT 14-DEC-2011, sequence version 1.
DT 27-MAR-2024, entry version 62.
DE RecName: Full=Phenylalanine--tRNA ligase alpha subunit {ECO:0000256|HAMAP-Rule:MF_00281};
DE EC=6.1.1.20 {ECO:0000256|HAMAP-Rule:MF_00281};
DE AltName: Full=Phenylalanyl-tRNA synthetase alpha subunit {ECO:0000256|HAMAP-Rule:MF_00281};
DE Short=PheRS {ECO:0000256|HAMAP-Rule:MF_00281};
GN Name=pheS {ECO:0000256|HAMAP-Rule:MF_00281,
GN ECO:0000313|EMBL:AEQ22213.1};
GN OrderedLocusNames=Acin_0985 {ECO:0000313|EMBL:AEQ22213.1};
OS Acidaminococcus intestini (strain RyC-MR95).
OC Bacteria; Bacillota; Negativicutes; Acidaminococcales; Acidaminococcaceae;
OC Acidaminococcus.
OX NCBI_TaxID=568816 {ECO:0000313|EMBL:AEQ22213.1, ECO:0000313|Proteomes:UP000007093};
RN [1] {ECO:0000313|EMBL:AEQ22213.1, ECO:0000313|Proteomes:UP000007093}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RyC-MR95 {ECO:0000313|EMBL:AEQ22213.1,
RC ECO:0000313|Proteomes:UP000007093};
RX PubMed=22123762; DOI=10.1128/JB.06301-11;
RA D'Auria G., Galan J.C., Rodriguez-Alcayna M., Moya A., Baquero F.,
RA Latorre A.;
RT "Complete genome sequence of Acidaminococcus intestini RYC-MR95, a Gram-
RT negative bacterium from the phylum Firmicutes.";
RL J. Bacteriol. 193:7008-7009(2011).
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:0000256|ARBA:ARBA00000395, ECO:0000256|HAMAP-
CC Rule:MF_00281};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00281};
CC Note=Binds 2 magnesium ions per tetramer. {ECO:0000256|HAMAP-
CC Rule:MF_00281};
CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC {ECO:0000256|ARBA:ARBA00011209, ECO:0000256|HAMAP-Rule:MF_00281}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00281}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC Phe-tRNA synthetase alpha subunit type 1 subfamily.
CC {ECO:0000256|ARBA:ARBA00010207, ECO:0000256|HAMAP-Rule:MF_00281}.
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DR EMBL; CP003058; AEQ22213.1; -; Genomic_DNA.
DR RefSeq; WP_009016213.1; NC_016077.1.
DR AlphaFoldDB; G4Q6B2; -.
DR STRING; 568816.Acin_0985; -.
DR GeneID; 72310185; -.
DR KEGG; ain:Acin_0985; -.
DR PATRIC; fig|568816.4.peg.948; -.
DR eggNOG; COG0016; Bacteria.
DR HOGENOM; CLU_025086_0_1_9; -.
DR InParanoid; G4Q6B2; -.
DR Proteomes; UP000007093; 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:0016740; F:transferase activity; IEA:UniProt.
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 {ECO:0000256|ARBA:ARBA00023146,
KW ECO:0000256|HAMAP-Rule:MF_00281};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00281};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00281};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00281};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00281};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00281};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00281};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00281}; Reference proteome {ECO:0000313|Proteomes:UP000007093}.
FT DOMAIN 115..331
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 255
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with beta subunit"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00281"
SQ SEQUENCE 341 AA; 38828 MW; 5E3682007558238A CRC64;
MYDKLEELRE KIRKDLGEVK CVDDLKNIRV QYLGKKGALT EILRGLGSVA AEERPKVGKM
VNEVRSKVEA RIADQMKLLE ARQLEEKMAS EKIDVTLPGR KAAEGHLHPV TLTLREIKKV
FMRMGFEVAE GPEIENDYFN FEALNLPKDH PARDMQDTFY LTDEFLMRTQ TSPVQARTMQ
SRTPNSPIRM ICPGTVYRND YDATHSPMFH QVEGLVIDKN ISLADLKGTL ELFCKEMFGS
SVKIRLRPSF FPFTEPSAEV DISCVICGGK GCRVCKNSGW LEILGAGMVH PNVLRMSGYD
PEKVSGFAFG MGVERIAMLR YGIDDLRLFF ENDLRFIRQF K
//