SYK_HAEIE
ID SYK_HAEIE Reviewed; 502 AA.
AC A5UCQ0;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-JUL-2007, sequence version 1.
DT 03-AUG-2022, entry version 93.
DE RecName: Full=Lysine--tRNA ligase {ECO:0000255|HAMAP-Rule:MF_00252};
DE EC=6.1.1.6 {ECO:0000255|HAMAP-Rule:MF_00252};
DE AltName: Full=Lysyl-tRNA synthetase {ECO:0000255|HAMAP-Rule:MF_00252};
DE Short=LysRS {ECO:0000255|HAMAP-Rule:MF_00252};
GN Name=lysS {ECO:0000255|HAMAP-Rule:MF_00252};
GN OrderedLocusNames=CGSHiEE_05980;
OS Haemophilus influenzae (strain PittEE).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Haemophilus.
OX NCBI_TaxID=374930;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PittEE;
RX PubMed=17550610; DOI=10.1186/gb-2007-8-6-r103;
RA Hogg J.S., Hu F.Z., Janto B., Boissy R., Hayes J., Keefe R., Post J.C.,
RA Ehrlich G.D.;
RT "Characterization and modeling of the Haemophilus influenzae core and
RT supragenomes based on the complete genomic sequences of Rd and 12 clinical
RT nontypeable strains.";
RL Genome Biol. 8:R103.1-R103.18(2007).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-lysine + tRNA(Lys) = AMP + diphosphate + L-lysyl-
CC tRNA(Lys); Xref=Rhea:RHEA:20792, Rhea:RHEA-COMP:9696, Rhea:RHEA-
CC COMP:9697, ChEBI:CHEBI:30616, ChEBI:CHEBI:32551, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:78442, ChEBI:CHEBI:78529, ChEBI:CHEBI:456215; EC=6.1.1.6;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00252};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00252};
CC Note=Binds 3 Mg(2+) ions per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_00252};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00252}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00252}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000255|HAMAP-Rule:MF_00252}.
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DR EMBL; CP000671; ABQ98551.1; -; Genomic_DNA.
DR RefSeq; WP_012054447.1; NC_009566.1.
DR AlphaFoldDB; A5UCQ0; -.
DR SMR; A5UCQ0; -.
DR KEGG; hip:CGSHiEE_05980; -.
DR HOGENOM; CLU_008255_6_0_6; -.
DR OMA; EIFGEKC; -.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004824; F:lysine-tRNA ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003676; F:nucleic acid binding; IEA:InterPro.
DR GO; GO:0006430; P:lysyl-tRNA aminoacylation; IEA:UniProtKB-UniRule.
DR CDD; cd00775; LysRS_core; 1.
DR CDD; cd04322; LysRS_N; 1.
DR Gene3D; 2.40.50.140; -; 1.
DR Gene3D; 3.30.930.10; -; 1.
DR HAMAP; MF_00252; Lys_tRNA_synth_class2; 1.
DR InterPro; IPR004364; Aa-tRNA-synt_II.
DR InterPro; IPR006195; aa-tRNA-synth_II.
DR InterPro; IPR045864; aa-tRNA-synth_II/BPL/LPL.
DR InterPro; IPR002313; Lys-tRNA-ligase_II.
DR InterPro; IPR034762; Lys-tRNA-ligase_II_bac/euk.
DR InterPro; IPR044136; Lys-tRNA-ligase_II_N.
DR InterPro; IPR018149; Lys-tRNA-synth_II_C.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR004365; NA-bd_OB_tRNA.
DR Pfam; PF00152; tRNA-synt_2; 1.
DR Pfam; PF01336; tRNA_anti-codon; 1.
DR PIRSF; PIRSF039101; LysRS2; 1.
DR PRINTS; PR00982; TRNASYNTHLYS.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF55681; SSF55681; 1.
DR TIGRFAMs; TIGR00499; lysS_bact; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase; ATP-binding; Cytoplasm; Ligase; Magnesium;
KW Metal-binding; Nucleotide-binding; Protein biosynthesis.
FT CHAIN 1..502
FT /note="Lysine--tRNA ligase"
FT /id="PRO_1000101118"
FT BINDING 413
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 420
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 420
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
SQ SEQUENCE 502 AA; 57004 MW; 83A071E90188372C CRC64;
MSEQEVKELD LNGEMLVRRE KLSALRAKGN AFPNKFRRDA LAQDLHNQYD SEDGEILKEK
GVEVQVAGRI MTRRAMGKAT FITIQDMSGK IQLYVARDNL PEGVYAEDVG NWDLGDIIGV
KGTLFKTKTN ELTIKTTEVQ LLTKALRPLP DKFHGLTDQE VRYRQRYLDL ISNEESRRTF
IIRSKVVAGI REYFISKGFM EVETPMLQVI PGGASARPFV THHNALDVDM YLRIAPELYL
KRLVVGGFER VFELNRNFRN EGVSVRHNPE FTMLEYYQAY ADYHDLMDNT EELLRKLAID
ILGTTIVKYG DLEFDFGKPF ERITLHDATV KYGADKGIVK EDLYDFDRAK ATAERLGIEV
QKSWGLGSIV NAIFEEVAEH HLIQPTFLMA HPAEISPLAR RNDENPEVTD RFELFIGGRE
IGNGFSELND AEDQNERFDA QVAAKEAGDD EAMFKDEDFV VALEHGLPPT AGEGLGIDRL
AMLYANAPSI RDVILFPAMR QK
