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Crystal structure of Staphylococcal nuclease variant Delta+PHS Y91E at cryogenic temperature
Biology and Chemistry Report
3D4D
  •   Structure Details   Hide

    Structure Keywords

    Keywords HYDROLASE
    Text Staphylococcal nuclease, hyperstable variant, hydrolase, pdtp, Endonuclease, Membrane, Metal-binding, Nuclease, Secreted, Zymogen

    Polymeric Molecules

    Chain A,B
    Description Thermonuclease 
    Mutation G50F,V51N,Y91E,P117G,H124L,S128A,Del44-49 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 16109.6 
    Source Method genetically manipulated  
    Entity Name TNase, Micrococcal nuclease, Staphylococcal nuclease, Nuclease B, Nuclease A 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CA  CALCIUM ION  Ca   40.08  View 
    THP  THYMIDINE-3',5'-DIPHOSPHATE  C10 H16 N2 O11 P2   402.19  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B NUC_STAAU P00644     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc Catalytic Site(s)
    A B  3.1.31.1        
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    3676   Nucleic Acid Binding  Interacting Selectively and Non Covalently with Any Nucleic Acid. 
    4518   Nuclease Activity  Catalysis of the Hydrolysis of Ester Linkages Within Nucleic Acids. 
    16788   Hydrolase Activity Acting On Ester Bonds  Catalysis of the Hydrolysis of Any Ester Bond. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B
    Scientific Name Staphylococcus aureus  
    Gene nuc
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Type Plasmid
    Host Plasmid Name pET24a+