ID   SYFB_CHLMU              Reviewed;         790 AA.
AC   Q9PJR8;
DT   08-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   03-AUG-2022, entry version 132.
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;
GN   Name=pheT; OrderedLocusNames=TC_0760;
OS   Chlamydia muridarum (strain MoPn / Nigg).
OC   Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC   Chlamydia/Chlamydophila group; Chlamydia.
OX   NCBI_TaxID=243161;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MoPn / Nigg;
RX   PubMed=10684935; DOI=10.1093/nar/28.6.1397;
RA   Read T.D., Brunham R.C., Shen C., Gill S.R., Heidelberg J.F., White O.,
RA   Hickey E.K., Peterson J.D., Utterback T.R., Berry K.J., Bass S.,
RA   Linher K.D., Weidman J.F., Khouri H.M., Craven B., Bowman C., Dodson R.J.,
RA   Gwinn M.L., Nelson W.C., DeBoy R.T., Kolonay J.F., McClarty G.,
RA   Salzberg S.L., Eisen J.A., Fraser C.M.;
RT   "Genome sequences of Chlamydia trachomatis MoPn and Chlamydia pneumoniae
RT   AR39.";
RL   Nucleic Acids Res. 28:1397-1406(2000).
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; Evidence={ECO:0000250};
CC       Note=Binds 2 magnesium ions per tetramer. {ECO:0000250};
CC   -!- SUBUNIT: Tetramer of two alpha and two beta subunits. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the phenylalanyl-tRNA synthetase beta subunit
CC       family. Type 1 subfamily. {ECO:0000305}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AE002160; AAF39564.1; -; Genomic_DNA.
DR   PIR; D81668; D81668.
DR   RefSeq; WP_010231469.1; NZ_CP027217.1.
DR   AlphaFoldDB; Q9PJR8; -.
DR   SMR; Q9PJR8; -.
DR   STRING; 243161.TC_0760; -.
DR   EnsemblBacteria; AAF39564; AAF39564; TC_0760.
DR   GeneID; 1246125; -.
DR   KEGG; cmu:TC_0760; -.
DR   eggNOG; COG0072; Bacteria.
DR   eggNOG; COG0073; Bacteria.
DR   HOGENOM; CLU_016891_0_0_0; -.
DR   OMA; ISYNWLK; -.
DR   OrthoDB; 53568at2; -.
DR   Proteomes; UP000000800; 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..790
FT                   /note="Phenylalanine--tRNA ligase beta subunit"
FT                   /id="PRO_0000126865"
FT   DOMAIN          39..154
FT                   /note="tRNA-binding"
FT   DOMAIN          404..483
FT                   /note="B5"
FT   DOMAIN          694..790
FT                   /note="FDX-ACB"
FT   BINDING         457
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with alpha subunit"
FT                   /evidence="ECO:0000250"
FT   BINDING         463
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with alpha subunit"
FT                   /evidence="ECO:0000250"
FT   BINDING         466
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with alpha subunit"
FT                   /evidence="ECO:0000250"
FT   BINDING         467
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_note="shared with alpha subunit"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   790 AA;  87617 MW;  E56F4A99990E18F3 CRC64;
     MLTPIPLLQR FFSSPLSIKE ILQACDRIGI EAECSNVFPD SLNTVVTGKV LSTSPHPDAE
     RLSVAIVFDG KEERQIICGA PNCRAGIIVP VALPGAKIRN ALGEVTTIKK SKIRGLESLG
     MCCGADELGF PHLQTGERGI FEFPENTPLG ESACLLLAGA SLECSLTPNL GHCASLLGLA
     REISFLSDTS LTIPEEFSFS PLPQESHSCD THNLEASPVF YSVKISGLSW KQSPEDLQAS
     LIALGQKPLN AIVDITNYVM LSLGQPLHAY DSQAVDQKSL HATTVRSPQQ LTLLNKETYT
     LPEGALVVAD QHNILGLAGV MGSAASAYSE STTEIILEAA YFLPQAVRKY QRTIQLHTEA
     AYRFTRGIDP QGVLPALYAA IHMIRALFPE AQISPIQKIG EYKSDPLSLN IRPKTLKRLL
     DLSLSPSEIA EKLSPLGFQT IAEESSVRVE VPLYRHDIQE ETDLVEEICR TTPFVQKTQK
     ILPTYTPIYA LKRSLSTFLA DSGLQQFFTC SLLDSEIAAL SLQESSLIPV QNSSLKLRDS
     LLSGMLKSAA TNLNRQAPYV YAFEIGNVYS KEHNQYREEE HIAILLTRQV MDDSWHVKTP
     LSFYTIKSWV EKLLCHAGVS IEDFVLQASQ HPNFHPYRQA ALYHKKQLLG VFGTLHPQLC
     KKSQIKHDVV FAELSLNVLL SLKKKTEPHY VPYPIYPSSS RDITITIDKD LPADLVRREL
     LSFESKWLES VHIVSVYQGK DVTSQSKNIS LRLVFRDHER TLSGQEIEKE YERLTTLLDK
     NLANIGKGNS