AC MF_00283; DC Protein; auto TR HAMAP; MF_00283; -; 1; level=0 XX Names: Phe_tRNA_synth_beta1 XX ID SYFB case not DE RecName: Full=Phenylalanine--tRNA ligase beta subunit; DE EC=6.1.1.20; DE AltName: Full=Phenylalanyl-tRNA synthetase beta subunit; DE Short=PheRS; else case DE RecName: Full=Phenylalanine--tRNA ligase beta subunit, chloroplastic; DE EC=6.1.1.20; DE AltName: Full=Phenylalanyl-tRNA synthetase beta subunit; DE Short=PheRS; end case GN Name=pheT; XX 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 -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; CC Note=Binds 2 magnesium ions per tetramer.; CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits. case CC -!- SUBCELLULAR LOCATION: Cytoplasm. else case CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast. end case CC -!- SIMILARITY: Belongs to the phenylalanyl-tRNA synthetase beta subunit CC family. Type 1 subfamily. XX DR Pfam; PF01588; tRNA_bind; 1; trigger=no DR NCBIfam; TIGR00471; PheT_arch; 1; trigger=no DR NCBIfam; TIGR00472; PheT_bact; 1; trigger=no DR PROSITE; PS51483; B5; 1; trigger=yes DR PROSITE; PS50886; TRBD; 0-1; trigger=yes DR PROSITE; PS51447; FDX_ACB; 0-1; trigger=yes XX case KW Cytoplasm end case KW Aminoacyl-tRNA synthetase KW Protein biosynthesis KW Ligase KW ATP-binding KW Nucleotide-binding KW Magnesium KW Metal-binding XX GO GO:0005524; F:ATP binding GO GO:0000287; F:magnesium ion binding GO GO:0004826; F:phenylalanine-tRNA ligase activity GO GO:0006432; P:phenylalanyl-tRNA aminoacylation case GO GO:0005737; C:cytoplasm else case GO GO:0009507; C:chloroplast end case XX FT From: SYFB_THETH (P27002) FT BINDING 452 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_note="shared with alpha subunit" FT Condition: D FT BINDING 458 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_note="shared with alpha subunit" FT Condition: D FT BINDING 461 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_note="shared with alpha subunit" FT Condition: E FT BINDING 462 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_note="shared with alpha subunit" FT Condition: [ED] XX Size: 706-869; Related: None; Template: P27002; Scope: Bacteria Plastid Fusion: Nter: None Cter: None Duplicate: None Plasmid: None Comments: None XX # Revision 1.45 2023/06/01 //