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Database: UniProt
Entry: E1X2F2_HALMS
LinkDB: E1X2F2_HALMS
Original site: E1X2F2_HALMS 
ID   E1X2F2_HALMS            Unreviewed;       354 AA.
AC   E1X2F2;
DT   30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT   30-NOV-2010, sequence version 1.
DT   24-JAN-2024, entry version 75.
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:CBW26719.1};
GN   OrderedLocusNames=BMS_1903 {ECO:0000313|EMBL:CBW26719.1};
OS   Halobacteriovorax marinus (strain ATCC BAA-682 / DSM 15412 / SJ)
OS   (Bacteriovorax marinus).
OC   Bacteria; Bdellovibrionota; Bacteriovoracia; Bacteriovoracales;
OC   Halobacteriovoraceae; Halobacteriovorax.
OX   NCBI_TaxID=862908 {ECO:0000313|EMBL:CBW26719.1, ECO:0000313|Proteomes:UP000008963};
RN   [1] {ECO:0000313|Proteomes:UP000008963}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-682 / DSM 15412 / SJ
RC   {ECO:0000313|Proteomes:UP000008963};
RX   PubMed=22955231; DOI=10.1038/ismej.2012.90;
RA   Crossman L.C., Chen H., Cerdeno-Tarraga A.M., Brooks K., Quail M.A.,
RA   Pineiro S.A., Hobley L., Sockett R.E., Bentley S.D., Parkhill J.,
RA   Williams H.N., Stine O.C.;
RT   "A small predatory core genome in the divergent marine Bacteriovorax
RT   marinus SJ and the terrestrial Bdellovibrio bacteriovorus.";
RL   ISME J. 7:148-160(2013).
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; FQ312005; CBW26719.1; -; Genomic_DNA.
DR   RefSeq; WP_014244500.1; NC_016620.1.
DR   AlphaFoldDB; E1X2F2; -.
DR   STRING; 862908.BMS_1903; -.
DR   KEGG; bmx:BMS_1903; -.
DR   PATRIC; fig|862908.3.peg.1804; -.
DR   eggNOG; COG0016; Bacteria.
DR   HOGENOM; CLU_025086_0_1_7; -.
DR   OMA; DWHNFTA; -.
DR   Proteomes; UP000008963; 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:UP000008963}.
FT   DOMAIN          110..330
FT                   /note="Aminoacyl-transfer RNA synthetases class-II family
FT                   profile"
FT                   /evidence="ECO:0000259|PROSITE:PS50862"
FT   BINDING         266
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   354 AA;  39952 MW;  9035D99B47799AB8 CRC64;
     MIEKLEEIFA QFEQKVGGLT NQADILNLKS EFIGKKGLIS EVLKSLKDAT PEQRKAIGPK
     ANDIKNNITD MVAAKLTAIE AQEINEKLAS SRIDISLTDD VKEGSSLGGG FHPRTLIQRE
     IEDIFLSMGF DILDGPHIED EFHNFEALNI PSDHPARDMQ DTFWFHDPNA QSDEKKFLLR
     THTSTIQVRG MRSRKPPFKF IAPGTVFRCE RTDASHEMVF NQLEGMMVGE DISVSHLIYF
     MKTILKEIFK KDVEVRLRPG FFPFVEPGFE LDIKCLICSG NGCSVCKQVG WVELLPCGMV
     HPNVLKAGGI DSEKYNGFAF GLGLDRLVMM KYGIDDIRHL QSGDLRFNTQ FKTF
//
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