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SYFB_BACHK
ID   SYFB_BACHK              Reviewed;         806 AA.
AC   Q6HCW8;
DT   24-MAY-2005, integrated into UniProtKB/Swiss-Prot.
DT   19-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 101.
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=BT9727_4293;
OS   Bacillus thuringiensis subsp. konkukian (strain 97-27).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC   Bacillus cereus group.
OX   NCBI_TaxID=281309;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=97-27;
RX   PubMed=16621833; DOI=10.1128/jb.188.9.3382-3390.2006;
RA   Han C.S., Xie G., Challacombe J.F., Altherr M.R., Bhotika S.S., Bruce D.,
RA   Campbell C.S., Campbell M.L., Chen J., Chertkov O., Cleland C.,
RA   Dimitrijevic M., Doggett N.A., Fawcett J.J., Glavina T., Goodwin L.A.,
RA   Hill K.K., Hitchcock P., Jackson P.J., Keim P., Kewalramani A.R.,
RA   Longmire J., Lucas S., Malfatti S., McMurry K., Meincke L.J., Misra M.,
RA   Moseman B.L., Mundt M., Munk A.C., Okinaka R.T., Parson-Quintana B.,
RA   Reilly L.P., Richardson P., Robinson D.L., Rubin E., Saunders E., Tapia R.,
RA   Tesmer J.G., Thayer N., Thompson L.S., Tice H., Ticknor L.O., Wills P.L.,
RA   Brettin T.S., Gilna P.;
RT   "Pathogenomic sequence analysis of Bacillus cereus and Bacillus
RT   thuringiensis isolates closely related to Bacillus anthracis.";
RL   J. Bacteriol. 188:3382-3390(2006).
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; AE017355; AAT60891.1; -; Genomic_DNA.
DR   RefSeq; WP_000498183.1; NC_005957.1.
DR   RefSeq; YP_038608.1; NC_005957.1.
DR   AlphaFoldDB; Q6HCW8; -.
DR   SMR; Q6HCW8; -.
DR   EnsemblBacteria; AAT60891; AAT60891; BT9727_4293.
DR   GeneID; 45024432; -.
DR   KEGG; btk:BT9727_4293; -.
DR   PATRIC; fig|281309.8.peg.4576; -.
DR   HOGENOM; CLU_016891_0_0_9; -.
DR   OMA; ISYNWLK; -.
DR   Proteomes; UP000001301; 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; RNA-binding;
KW   tRNA-binding.
FT   CHAIN           1..806
FT                   /note="Phenylalanine--tRNA ligase beta subunit"
FT                   /id="PRO_0000126842"
FT   DOMAIN          40..155
FT                   /note="tRNA-binding"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT   DOMAIN          409..484
FT                   /note="B5"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT   DOMAIN          712..805
FT                   /note="FDX-ACB"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT   BINDING         462
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         468
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         471
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         472
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   806 AA;  88493 MW;  70C4B935ADFF50D1 CRC64;
     MFVSYRWLQE YVDIKDVTAQ ELADKITKSG IEVEGVEVLN KGVKGVVVGH VLECEKHPEA
     DKLSKCLIDI GEEEPVQIIC GAANIAKGLK VPVAKVGAVL PGNFKIKKAK LRGEASHGMV
     CALQELGIDG KLVSKEYADG IFIFPSDAEV GADALEILNL HDEVLELGLT PNRADCLNML
     GVAYEVAAIY GREVKLPAID LQETAEKTSD YISVSVEAKE ENPLYIAKMV KNVKIGPSPM
     WMQTRLMAAG IRPISNVVDI TNYILMEYGQ PLHAFDYDKL GSKEIVVRLA KEGEKIETLD
     DQERTLQSHH LVITNGTKAL AVAGVMGGAD SEVTNETVNV LIESAYFAGQ TVRRTSKDLG
     LRSESSARFE KGIDPTRTFE AIQHAAALMA KYAGGEALEG VVEADNLQVQ ERTVSVTAEK
     VNRVLGTNIS ASEMGTMFTN LKFPFTEVEG TFHVNVPARR PDITISEDLV EEVGRLYGYD
     HIPVTLPSGT MTRGKLTAAQ TKRRKVRRFL EGAGLYEAIT YSLTSADKAK QYMVEPNEKA
     PVNLALPMSE ERSQLRLSLV PQLLEAVSYN VARKNDSVAL YEVGSIFLPT EAGELPKEEQ
     HLAGVMTGLA LHHAWQGEKK VVDFFVVKGV LEGLFDVLGV SNQITYAPAK REGMHPGRTA
     DIVLDGEVIG FIGQLHPEAE KQLDVKNTFV FELSLVKVFG TDAEETYYSA IPRFPSMTRD
     MAVVVTKETK AGEMKQVIAE AGGELLKDVT LFDLYEGEKM EEGKKSLAFS MNYFDPERTL
     TDEEVTEAHN RVLTAVEEKF GAELRK
 
 
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