ID A0A292RFH3_9BACT Unreviewed; 501 AA.
AC A0A292RFH3;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 26.
DE RecName: Full=Lysine--tRNA ligase {ECO:0000256|HAMAP-Rule:MF_00252};
DE EC=6.1.1.6 {ECO:0000256|HAMAP-Rule:MF_00252};
DE AltName: Full=Lysyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00252};
DE Short=LysRS {ECO:0000256|HAMAP-Rule:MF_00252};
GN Name=lysS {ECO:0000256|HAMAP-Rule:MF_00252,
GN ECO:0000313|EMBL:DAA96877.1};
GN ORFNames=CPT80_03450 {ECO:0000313|EMBL:DAA96877.1};
OS Candidatus Gastranaerophilales bacterium HUM_9.
OC Bacteria; Candidatus Melainabacteria; Candidatus Gastranaerophilales.
OX NCBI_TaxID=1916320 {ECO:0000313|EMBL:DAA96877.1, ECO:0000313|Proteomes:UP000218540};
RN [1] {ECO:0000313|EMBL:DAA96877.1, ECO:0000313|Proteomes:UP000218540}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HUM_9 {ECO:0000313|EMBL:DAA96877.1};
RX PubMed=28360330; DOI=.1126/science.aal3794;
RA Soo R.M., Hemp J., Parks D.H., Fischer W.W., Hugenholtz P.;
RT "On the origins of oxygenic photosynthesis and aerobic respiration in
RT Cyanobacteria.";
RL Science 355:1436-1440(2017).
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:0000256|ARBA:ARBA00000204, ECO:0000256|HAMAP-
CC Rule:MF_00252, ECO:0000256|RuleBase:RU000336};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00252,
CC ECO:0000256|RuleBase:RU000336};
CC Note=Binds 3 Mg(2+) ions per subunit. {ECO:0000256|HAMAP-Rule:MF_00252,
CC ECO:0000256|RuleBase:RU000336};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00252}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00252}.
CC -!- SIMILARITY: Belongs to the class-II aminoacyl-tRNA synthetase family.
CC {ECO:0000256|HAMAP-Rule:MF_00252}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:DAA96877.1}.
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DR EMBL; DABG01000010; DAA96877.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A292RFH3; -.
DR STRING; 1916320.GCA_002103075_00935; -.
DR Proteomes; UP000218540; Unassembled WGS sequence.
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; Nucleic acid-binding proteins; 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 NCBIfam; TIGR00499; lysS_bact; 1.
DR PANTHER; PTHR42918:SF9; LYSINE--TRNA LIGASE; 1.
DR PANTHER; PTHR42918; LYSYL-TRNA SYNTHETASE; 1.
DR Pfam; PF00152; tRNA-synt_2; 1.
DR Pfam; PF01336; tRNA_anti-codon; 1.
DR PRINTS; PR00982; TRNASYNTHLYS.
DR SUPFAM; SSF55681; Class II aaRS and biotin synthetases; 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR PROSITE; PS50862; AA_TRNA_LIGASE_II; 1.
PE 3: Inferred from homology;
KW Aminoacyl-tRNA synthetase {ECO:0000256|HAMAP-Rule:MF_00252};
KW ATP-binding {ECO:0000256|HAMAP-Rule:MF_00252};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00252};
KW Ligase {ECO:0000256|HAMAP-Rule:MF_00252, ECO:0000313|EMBL:DAA96877.1};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00252, ECO:0000256|RuleBase:RU000336};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00252,
KW ECO:0000256|RuleBase:RU000336};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00252};
KW Protein biosynthesis {ECO:0000256|HAMAP-Rule:MF_00252}.
FT DOMAIN 178..493
FT /note="Aminoacyl-transfer RNA synthetases class-II family
FT profile"
FT /evidence="ECO:0000259|PROSITE:PS50862"
FT BINDING 409
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00252"
FT BINDING 416
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00252"
FT BINDING 416
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00252"
SQ SEQUENCE 501 AA; 57652 MW; 415AC0ECA5CD8F47 CRC64;
MTENTTREPI SAKETMRQRR LQKLTELMDK GINPYPYSYK KDISAAELQE KYKDLPAGEE
TEDFYSVAGR VMAIRNSGMF IDLMDTSGKI QIFSHKENMD VDKFKTLKLV DVGDIMGFYG
SIRRTPRGEL SIKAREYTIL SKSLQTLPEK FHGLTDQETR YRQRYVDLIM NENTRDTFRK
RSLIIQKIRE YLNNKGFLEV ETPMLHTQAS GANARPFITH HNALDMDLTL RIAPELHLKR
LMVGGLSDKI FELSRCFRNE GIDTRHNPEF TMIELYQSFV DYNDMMELTE NLVAYVAQEV
LGTTKIQYGE NEIDLTPPWD RKTMLGAVKE ATGIDFMEIF TAKEAVEKAK ELHVAVDDDM
NWGQVIDAIF EEKVEPTLIQ PCHIIDYPRE ISPLAKAHRD NDRLTERFET RVNGWEIANA
FSELSDPIDQ RYRFEAQALA KANGDEEAMS IDEDYINALE YGLAPTGGMG MGVDRLVMLL
TNSPTIRDVI AFPTMRKIEN Q
//
