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Crystal structure of the editing domain of threonyl-tRNA synthetase from Pyrococcus abyssi in complex with seryl-3'-aminoadenosine
Biology and Chemistry Report
  •   Structure Details   Hide

    Structure Keywords

    Keywords LIGASE
    Text alpha/beta fold, deacylase, editing, aminoacyl-tRNA synthetase, translation, LIGASE

    Polymeric Molecules

    Chain A,B
    Description Threonyl-tRNA synthetase 
    Fragment UNP residues 1-147 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 16738.5 
    Source Method genetically manipulated  
    Entity Name Threonine--tRNA ligase, ThrRS 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    A3S  SERINE-3'-AMINOADENOSINE  C13 H19 N7 O5   353.33  View 
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B SYT_PYRAB Q9UZ14     

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    A B      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    5737   Cytoplasm  All of the Contents of a Cell Excluding the Plasma Membrane and Nucleus But Including Other Subcellular Structures. 
    4829   Threonine TRNA Ligase Activity  Catalysis of the Reaction: ATP + L Threonine + Trna(thr) = AMP + Diphosphate + L Threonyl Trna(thr). 
    5524   ATP Binding  Interacting Selectively and Non Covalently with ATP Adenosine 5' Triphosphate a Universally Important Coenzyme and Enzyme Regulator. 
    8270   Zinc Ion Binding  Interacting Selectively and Non Covalently with Zinc (zn) Ions. 

  •   Gene Details   Hide

    Genetic Source

    Chain A,B
    Scientific Name Pyrococcus abyssi  
    Gene pab1490, pyrab13430, thrs
    Host Scientific Name Escherichia coli  
    Host Strain Bl21
    Host Vector Type Plasmid

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    - - 1496731     threonyl-tRNA synthetase PAB_RS07200