ID A0A1W6SMS8_9PROT Unreviewed; 346 AA.
AC A0A1W6SMS8;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 24-JAN-2024, entry version 28.
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 ORFNames=EBAPG3_004460 {ECO:0000313|EMBL:ARO87085.1};
OS Nitrosospira lacus.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Nitrosomonadales;
OC Nitrosomonadaceae; Nitrosospira.
OX NCBI_TaxID=1288494 {ECO:0000313|EMBL:ARO87085.1, ECO:0000313|Proteomes:UP000012179};
RN [1] {ECO:0000313|EMBL:ARO87085.1, ECO:0000313|Proteomes:UP000012179}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=APG3 {ECO:0000313|EMBL:ARO87085.1,
RC ECO:0000313|Proteomes:UP000012179};
RX PubMed=25336720; DOI=10.1099/ijs.0.070789-0;
RA Urakawa H., Garcia J.C., Nielsen J.L., Le V.Q., Kozlowski J.A., Stein L.Y.,
RA Lim C.K., Pommerening-Roser A., Martens-Habbena W., Stahl D.A., Klotz M.G.;
RT "Nitrosospira lacus sp. nov., a psychrotolerant, ammonia-oxidizing
RT bacterium from sandy lake sediment.";
RL Int. J. Syst. Evol. Microbiol. 65:242-250(2015).
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; CP021106; ARO87085.1; -; Genomic_DNA.
DR RefSeq; WP_004174943.1; NZ_CP021106.3.
DR AlphaFoldDB; A0A1W6SMS8; -.
DR KEGG; nlc:EBAPG3_004460; -.
DR eggNOG; COG0016; Bacteria.
DR OrthoDB; 9800719at2; -.
DR Proteomes; UP000012179; 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 {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:UP000012179}.
FT DOMAIN 119..336
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 261
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 346 AA; 38984 MW; FB7AA831ACFC12CB CRC64;
MNNLDSLLSE AIRLFNGIDD AVELEQAKAC YLGRNGRLTE LLKGLGRLSP EDRPAMGSRI
NQAKETLEAT LKLRRDAIQE KKMEAQLIGE ALDVTLPGRG LGMGGLHPVT LTLERIQLLF
HSIGFAVASG PEIETDFYNF TALNIPENHP ARAMHDTFYV DDGCHGNNGH EHLLRTHTSP
VQIRYMQSNQ PPLKVIAPGR VYRCDSDLTH TPMFHQVEGL WVDENVNFAA LKGVLADFMQ
HFFERDDLPV RFRASFFPFT EPSAEMDIGC VMCRSGCRVC SYTGWLEVLG CGMVHPNVFK
HVGIDSEKYI GFAFGMGVER LAMLRYGVND LRLFFENDLR FLKQFN
//
