SYFB_MAGSA
ID SYFB_MAGSA Reviewed; 798 AA.
AC Q2VYZ1;
DT 18-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 10-JAN-2006, sequence version 1.
DT 03-AUG-2022, entry version 97.
DE RecName: Full=Phenylalanine--tRNA ligase beta subunit {ECO:0000255|HAMAP-Rule:MF_00283};
DE EC=6.1.1.20 {ECO:0000255|HAMAP-Rule:MF_00283};
DE AltName: Full=Phenylalanyl-tRNA synthetase beta subunit {ECO:0000255|HAMAP-Rule:MF_00283};
DE Short=PheRS {ECO:0000255|HAMAP-Rule:MF_00283};
GN Name=pheT {ECO:0000255|HAMAP-Rule:MF_00283}; OrderedLocusNames=amb4380;
OS Magnetospirillum magneticum (strain AMB-1 / ATCC 700264).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC Rhodospirillaceae; Magnetospirillum.
OX NCBI_TaxID=342108;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AMB-1 / ATCC 700264;
RX PubMed=16303747; DOI=10.1093/dnares/dsi002;
RA Matsunaga T., Okamura Y., Fukuda Y., Wahyudi A.T., Murase Y., Takeyama H.;
RT "Complete genome sequence of the facultative anaerobic magnetotactic
RT bacterium Magnetospirillum sp. strain AMB-1.";
RL DNA Res. 12:157-166(2005).
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:0000255|HAMAP-Rule:MF_00283};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00283};
CC Note=Binds 2 magnesium ions per tetramer. {ECO:0000255|HAMAP-
CC Rule:MF_00283};
CC -!- SUBUNIT: Tetramer of two alpha and two beta subunits.
CC {ECO:0000255|HAMAP-Rule:MF_00283}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00283}.
CC -!- SIMILARITY: Belongs to the phenylalanyl-tRNA synthetase beta subunit
CC family. Type 1 subfamily. {ECO:0000255|HAMAP-Rule:MF_00283}.
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DR EMBL; AP007255; BAE53184.1; -; Genomic_DNA.
DR RefSeq; WP_011386727.1; NC_007626.1.
DR AlphaFoldDB; Q2VYZ1; -.
DR SMR; Q2VYZ1; -.
DR STRING; 342108.amb4380; -.
DR EnsemblBacteria; BAE53184; BAE53184; amb4380.
DR KEGG; mag:amb4380; -.
DR HOGENOM; CLU_016891_0_0_5; -.
DR OMA; ISYNWLK; -.
DR OrthoDB; 53568at2; -.
DR Proteomes; UP000007058; 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:UniProtKB-KW.
DR GO; GO:0006432; P:phenylalanyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00769; PheRS_beta_core; 1.
DR CDD; cd02796; tRNA_bind_bactPheRS; 1.
DR Gene3D; 2.40.50.140; -; 1.
DR Gene3D; 3.30.70.380; -; 1.
DR Gene3D; 3.30.930.10; -; 1.
DR Gene3D; 3.50.40.10; -; 1.
DR HAMAP; MF_00283; Phe_tRNA_synth_beta1; 1.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR005146; B3/B4_tRNA-bd.
DR InterPro; IPR009061; DNA-bd_dom_put_sf.
DR InterPro; IPR005121; Fdx_antiC-bd.
DR InterPro; IPR036690; Fdx_antiC-bd_sf.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR045060; Phe-tRNA-ligase_IIc_bsu.
DR InterPro; IPR004532; Phe-tRNA-ligase_IIc_bsu_bact.
DR InterPro; IPR020825; Phe-tRNA_synthase-like_B3/B4.
DR InterPro; IPR041616; PheRS_beta_core.
DR InterPro; IPR002547; tRNA-bd_dom.
DR InterPro; IPR033714; tRNA_bind_bactPheRS.
DR InterPro; IPR005147; tRNA_synthase_B5-dom.
DR PANTHER; PTHR10947; PTHR10947; 1.
DR Pfam; PF03483; B3_4; 1.
DR Pfam; PF03484; B5; 1.
DR Pfam; PF03147; FDX-ACB; 1.
DR Pfam; PF01588; tRNA_bind; 1.
DR Pfam; PF17759; tRNA_synthFbeta; 1.
DR SMART; SM00873; B3_4; 1.
DR SMART; SM00874; B5; 1.
DR SMART; SM00896; FDX-ACB; 1.
DR SUPFAM; SSF46955; SSF46955; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF54991; SSF54991; 1.
DR SUPFAM; SSF55681; SSF55681; 1.
DR TIGRFAMs; TIGR00472; pheT_bact; 1.
DR PROSITE; PS51483; B5; 1.
DR PROSITE; PS51447; FDX_ACB; 1.
DR PROSITE; PS50886; TRBD; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium;
KW Metal-binding; Nucleotide-binding; Protein biosynthesis;
KW Reference proteome; RNA-binding; tRNA-binding.
FT CHAIN 1..798
FT /note="Phenylalanine--tRNA ligase beta subunit"
FT /id="PRO_0000232803"
FT DOMAIN 39..148
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT DOMAIN 401..476
FT /note="B5"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT DOMAIN 704..797
FT /note="FDX-ACB"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT BINDING 454
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT BINDING 460
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT BINDING 463
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT BINDING 464
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
SQ SEQUENCE 798 AA; 84829 MW; FF1D52E33D478DCC CRC64;
MKFTLDWLKS HLDTDATLEQ IEVGLTAIGL EVEGIDDPSK HLGGFVVGHI LEAEKHPDAD
KLKLCKVDSG AGILQVVCGA PNARAGLKVI LAQPGTYIPI TGDVLKKGKV RGVESQGMMC
SWRELKLGED HDGIAELDVT LAVGASLLDI MSFDPMIEIS VTPNRVDCLG VRGIARDLAA
FGLGNLKPLK VEPVPGAFKS SIGVRLEFAP EDSNACPLFA GRLIRGVKNG DSPQWLKDRL
TAIGLRPISA LVDITNFFAY DLCRPLHVFD AAKVKGDIRA RLARDGETLA GLNGKTYTLE
SGMTVIADEN GPEALAGILG GEHSGCTEAT TEVFLEAAYF DPIRTAATGR KLDILSDARF
RFERGVDPAF VVPSMELATR MILDLCGGEA SEAVIAGTEP DWQKSIVLRP NRVAELGGVE
VSTQRMETIL NDLGCAVAEH ADGLLVNPPS WRGDITAEHD LVEEVIRING YDNIPATPMP
RPAMPKPVLT PGQRRSGWVR RQLATRGLVE TVTWSFLPEA QAVMFGGGAP EMHLANPISS
DLDVMRPSVL PNLVTAAGRN ADRGMKDLGL FELGPQFDGP EPGQQRLVAA GIRAGRARGR
HWADPARAVD AFDAKADILS AVAAAGANPD SLQVVAEAPV WYHPGRSGTL KLGNKPVGFF
GEIHPGLLAK LDVKGPVAGF ELFLEALPAQ KAKATKAKPL LKASALQPLD RDFAFTLDTG
VAADAVVRAA RNADKVLISD VAVFDLYEGD KMAAGKKSLA ITVTLQPTDK TLTDEDIEAV
GAKIVAAVAK ATGGELRG