SYFB_HELPJ
ID SYFB_HELPJ Reviewed; 764 AA.
AC Q9ZKF8;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-MAY-1999, sequence version 1.
DT 03-AUG-2022, entry version 139.
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=jhp_0979;
OS Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99).
OC Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=85963;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=J99 / ATCC 700824;
RX PubMed=9923682; DOI=10.1038/16495;
RA Alm R.A., Ling L.-S.L., Moir D.T., King B.L., Brown E.D., Doig P.C.,
RA Smith D.R., Noonan B., Guild B.C., deJonge B.L., Carmel G., Tummino P.J.,
RA Caruso A., Uria-Nickelsen M., Mills D.M., Ives C., Gibson R., Merberg D.,
RA Mills S.D., Jiang Q., Taylor D.E., Vovis G.F., Trust T.J.;
RT "Genomic sequence comparison of two unrelated isolates of the human gastric
RT pathogen Helicobacter pylori.";
RL Nature 397:176-180(1999).
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}.
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DR EMBL; AE001439; AAD06558.1; -; Genomic_DNA.
DR PIR; F71863; F71863.
DR RefSeq; WP_000778290.1; NZ_CP011330.1.
DR AlphaFoldDB; Q9ZKF8; -.
DR SMR; Q9ZKF8; -.
DR IntAct; Q9ZKF8; 1.
DR STRING; 85963.jhp_0979; -.
DR EnsemblBacteria; AAD06558; AAD06558; jhp_0979.
DR KEGG; hpj:jhp_0979; -.
DR PATRIC; fig|85963.30.peg.1612; -.
DR eggNOG; COG0072; Bacteria.
DR eggNOG; COG0073; Bacteria.
DR OMA; ISYNWLK; -.
DR Proteomes; UP000000804; 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 HAMAP; MF_00283; Phe_tRNA_synth_beta1; 1.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
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; 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; 2.
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; 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..764
FT /note="Phenylalanine--tRNA ligase beta subunit"
FT /id="PRO_0000126894"
FT DOMAIN 38..148
FT /note="tRNA-binding"
FT DOMAIN 375..455
FT /note="B5"
FT DOMAIN 673..763
FT /note="FDX-ACB"
FT BINDING 433
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000250"
FT BINDING 439
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000250"
FT BINDING 442
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000250"
FT BINDING 443
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_note="shared with alpha subunit"
FT /evidence="ECO:0000250"
SQ SEQUENCE 764 AA; 85155 MW; 70BDAFD202FED425 CRC64;
MKLSVNDLNV FVNTPKDIAK LCEDLSRLGL EVESCIPCIA PKNVVVGKVL EKAPHKNAEK
LSVCQVDVGK EVLPVVCGAK NVAPNQFAPV ALKGAIIGST TIAKTELRGV ESHGMICSSI
ELGFPKINDG ILELDESVGE LVLGKELHEY APFNTHVLEI SLTPNRGDCL SVLGIAREIS
AFYHTPLKPI KALNFTPTSD LITLSADENI ESHLAYYLIC NHSLKTPLNI KLSLAHNNAL
SENDLNNFIE FSAHFSGVIL NAYSLNKTPI DLIIKNDENN LESVYINHQK RSTIVIKHQD
QKDLSECLLL EASYTDPVSL SLKLHALKDK TLQKDNALVY RSTRGSNPNL SDGLNFLSAH
LKAAILESKQ TEHSLKDCAL TFQLEDITEI LGLVIEAEKI QNILKNLGFK VSTKEPNSKP
QILEVIVPNF RHDIKTIQDI AEEILRFVGI DNLVSKPLHC VSSKNSNPHY DTHRFFENLK
HKALACGFKE VIHYVFYSKE KQQKLGFEVL EDPLELQNPI TTELNTLRTS LVCGLLDASL
RNKNLGFKSI ALYEKGSVYN SKREEIQKLG FLVSGLQKKE SYPHAKGKAW DFYSFAECVS
RIIGDFSLEK LTTQTPINHP YQSAKIIQNN EIIGVIAKIH PKVIQELDLF ESYYAEIDAS
KLKRPAMLLK PFSIYPSSVR DLTLIIDENT AFSKIKKALK DAQIPNLSEI LPLDIFKESG
NTIALSVRCV IHSLEKTLND EEVNSAVQKA LEILEKEFNA RLKG
