ID A4EHD1_9RHOB Unreviewed; 357 AA.
AC A4EHD1;
DT 17-APR-2007, integrated into UniProtKB/TrEMBL.
DT 17-APR-2007, sequence version 1.
DT 24-JAN-2024, entry version 89.
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=RCCS2_11894 {ECO:0000313|EMBL:EBA11994.1};
OS Roseobacter sp. CCS2.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Roseobacter.
OX NCBI_TaxID=391593 {ECO:0000313|EMBL:EBA11994.1, ECO:0000313|Proteomes:UP000003535};
RN [1] {ECO:0000313|EMBL:EBA11994.1, ECO:0000313|Proteomes:UP000003535}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCS2 {ECO:0000313|EMBL:EBA11994.1,
RC ECO:0000313|Proteomes:UP000003535};
RA Mary Ann M.A., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases.
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EBA11994.1}.
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DR EMBL; AAYB01000002; EBA11994.1; -; Genomic_DNA.
DR RefSeq; WP_008232687.1; NZ_AAYB01000002.1.
DR AlphaFoldDB; A4EHD1; -.
DR eggNOG; COG0016; Bacteria.
DR OrthoDB; 9800719at2; -.
DR Proteomes; UP000003535; Unassembled WGS sequence.
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}.
FT DOMAIN 107..332
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 257
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 357 AA; 39734 MW; 0B4753796D2A6C65 CRC64;
MDDLKQKYLG LIADAADEAA IEDLRVRAVG KKGEISLQMR ELGKMTPEER QVAGPALNAL
KDEINSALAA KKAGLADAAL DARLKDEWLD VTLPSRARGQ GTVHPISQVT EEVTAIFADM
GFRVAEGPQI ESDWYNFDAL NIPGHHPARA EMDTFYTHRA QGDDRPPHVL RTHTSPVQIR
SMEATGAPTR IICPGRVYRA DYDQTHTPMF HQVEGLAIDK DISMANLKWV LEEFVKSYFE
VDHVDIRFRA SHFPFTEPSA EVDIRCSWEG GTLKVGEGDD WLEILGSGMV HPKVLKAGGI
DPAEWQGFAF GMGIDRIAML KYGIPDLRAF FDSDLRWLRH YGFAALDQPT LHGGLSR
//
