SYK2_MYCPU
ID SYK2_MYCPU Reviewed; 491 AA.
AC Q98QG4;
DT 15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2001, sequence version 1.
DT 03-AUG-2022, entry version 115.
DE RecName: Full=Lysine--tRNA ligase 2 {ECO:0000255|HAMAP-Rule:MF_00252};
DE EC=6.1.1.6 {ECO:0000255|HAMAP-Rule:MF_00252};
DE AltName: Full=Lysyl-tRNA synthetase 2 {ECO:0000255|HAMAP-Rule:MF_00252};
DE Short=LysRS 2 {ECO:0000255|HAMAP-Rule:MF_00252};
GN Name=lysS2 {ECO:0000255|HAMAP-Rule:MF_00252}; OrderedLocusNames=MYPU_4020;
OS Mycoplasmopsis pulmonis (strain UAB CTIP) (Mycoplasma pulmonis).
OC Bacteria; Tenericutes; Mollicutes; Mycoplasmataceae; Mycoplasmopsis.
OX NCBI_TaxID=272635;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UAB CTIP;
RX PubMed=11353084; DOI=10.1093/nar/29.10.2145;
RA Chambaud I., Heilig R., Ferris S., Barbe V., Samson D., Galisson F.,
RA Moszer I., Dybvig K., Wroblewski H., Viari A., Rocha E.P.C., Blanchard A.;
RT "The complete genome sequence of the murine respiratory pathogen Mycoplasma
RT pulmonis.";
RL Nucleic Acids Res. 29:2145-2153(2001).
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; AL445564; CAC13575.1; -; Genomic_DNA.
DR PIR; B99562; B99562.
DR RefSeq; WP_010925203.1; NC_002771.1.
DR AlphaFoldDB; Q98QG4; -.
DR SMR; Q98QG4; -.
DR STRING; 272635.MYPU_4020; -.
DR PRIDE; Q98QG4; -.
DR EnsemblBacteria; CAC13575; CAC13575; CAC13575.
DR KEGG; mpu:MYPU_4020; -.
DR eggNOG; COG1190; Bacteria.
DR HOGENOM; CLU_008255_6_0_14; -.
DR OMA; EIFGEKC; -.
DR OrthoDB; 63621at2; -.
DR BioCyc; MPUL272635:G1GT6-409-MON; -.
DR Proteomes; UP000000528; Chromosome.
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; 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 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;
KW Reference proteome.
FT CHAIN 1..491
FT /note="Lysine--tRNA ligase 2"
FT /id="PRO_0000152653"
FT BINDING 400
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 407
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
FT BINDING 407
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00252"
SQ SEQUENCE 491 AA; 57073 MW; 41859220F1F81D5E CRC64;
MNENIKLTEQ EIIRREKLKK YEDLGVETFK KFDHEKINIY SNEINQKYSN LTKDELLEKQ
IKLIVAGRIL TQRGPFIVIQ DTNGKIQLYI DKKELEERKE TLALLDIGDI IYVKGTLMKT
MKGELTIKVN FFDLLTKGLT PLAEKYHGLV DVEERYRKRY LDLISNPNIK EIFWTRTKII
SKIREFFDKQ NFMEVETPML HSILGGASAR PFKTYHNSLS SSFNLRIATE LPLKKLLVGG
IDRVYEIGRI FRNEGIDTTH NPEFTSIEFY QAYSNLEIMM EQTENLIKFI AKELGLSKIK
NHDVEIDLLA DFKKINMVDA VSEATKVDFR NIDLNKAIEI AKSYKIKVEK YFKVGHIINE
LFELLIEKTL IQPTFVMGYP IEVSPLAACS KDKRFTERAE LFINTKEYAN MFTELNDPLD
QRRRFEAQFE EKESGNEEAS EIDEDFLNAL EYGLPPAGGC GIGIDRLVML LTQKESIREV
ILFPTLKKKQ L