SYFB_BACTN
ID SYFB_BACTN Reviewed; 820 AA.
AC Q8AA39;
DT 16-JAN-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 114.
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=BT_0626;
OS Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 /
OS CCUG 10774 / NCTC 10582 / VPI-5482 / E50).
OC Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC Bacteroides.
OX NCBI_TaxID=226186;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 /
RC VPI-5482 / E50;
RX PubMed=12663928; DOI=10.1126/science.1080029;
RA Xu J., Bjursell M.K., Himrod J., Deng S., Carmichael L.K., Chiang H.C.,
RA Hooper L.V., Gordon J.I.;
RT "A genomic view of the human-Bacteroides thetaiotaomicron symbiosis.";
RL Science 299:2074-2076(2003).
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; AE015928; AAO75733.1; -; Genomic_DNA.
DR RefSeq; NP_809539.1; NC_004663.1.
DR RefSeq; WP_011107364.1; NC_004663.1.
DR AlphaFoldDB; Q8AA39; -.
DR SMR; Q8AA39; -.
DR STRING; 226186.BT_0626; -.
DR PaxDb; Q8AA39; -.
DR PRIDE; Q8AA39; -.
DR EnsemblBacteria; AAO75733; AAO75733; BT_0626.
DR GeneID; 60926586; -.
DR KEGG; bth:BT_0626; -.
DR PATRIC; fig|226186.12.peg.635; -.
DR eggNOG; COG0072; Bacteria.
DR eggNOG; COG0073; Bacteria.
DR HOGENOM; CLU_016891_0_0_10; -.
DR InParanoid; Q8AA39; -.
DR OMA; ISYNWLK; -.
DR Proteomes; UP000001414; Chromosome.
DR GO; GO:0009328; C:phenylalanine-tRNA ligase complex; IBA:GO_Central.
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; IBA:GO_Central.
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..820
FT /note="Phenylalanine--tRNA ligase beta subunit"
FT /id="PRO_0000126845"
FT DOMAIN 42..154
FT /note="tRNA-binding"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT DOMAIN 413..489
FT /note="B5"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT DOMAIN 727..820
FT /note="FDX-ACB"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00283"
FT BINDING 467
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 473
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 476
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 477
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 820 AA; 90920 MW; FB47E52BA867DD03 CRC64;
MNISYNWLKE YVNFDLTPDE TAAALTSIGL ETGGVEEVQT IKGGLEGLVI GEVLTCEEHP
NSDHLHITTV NLGDGEPVQI VCGAPNVAAG QKVVVATLGT KLYDGDECFT IKKSKIRGVE
STGMICAEDE IGIGTDHAGI IVLPAEAVPG TLAKDYYNIK SDYVLEVDIT PNRADACSHY
GVARDLYAYL IQNGKQATLQ RPSVDGFKVE NHDLDIEVVV ENSEACPHYA GVTVKGVTVK
ESPEWLQNKL RLIGVRPINN VVDITNYIVH AFGQPLHCFD AGKIKGNEVI VKTLPEGTPF
VTLDEVERKL SERDLMICNK EEAMCIAGVF GGLDSGSTEA TTDVFIESAY FHPTWVRKTA
RRHGLNTDAS FRFERGIDPN GVIYCLKLAA LMVKELAGGT ISSEIKDVCV AVPQDFMVEL
SYEKVNSLIG KVIPVETIKS IVTSLEMKIM NETVDGLTLA VPPYRVDVQR DCDVIEDILR
IYGYNNVEIP TTLNSSLTTK GEHDKSNKLQ NLVAEQLVGC GFNEILNNSL TRAAYYDGLE
NYSSNHLVML LNPLSADLNC MRQTLLFGGL ESIAHNANRK NADLKFFEFG NCYYFDADKK
NPEKVLATYS EDYHLGLWVT GKKVANSWAH PDENSSVYEL KAYVENILKR LGLDLHNLVV
GNLTDDIFAT ALSVHTKGGK RLASFGVVTK KLLKAFDIDN EVYYADLNWK ELMKAIRSVK
ISYKEISKFP AVKRDLALLL DKNVQFAEIE KIAYDTEKKL LKEVELFDVY EGKNIEAGKK
SYAVSFLLQD ETQTLNDKMI DKIMSKLVKN LEDKLNAKLR
