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Crystal Structure of the arsenite oxidase protein complex from Rhizobium species strain NT-26
Biology and Chemistry Report
4AAY
  •   Structure Details   Hide

    Structure Keywords

    Keywords OXIDOREDUCTASE
    Text OXIDOREDUCTASE, RIESKE, IRON SULFUR, MOLYBDOPTERIN

    Polymeric Molecules

    Chain A,C,E,G
    Description AROA 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 93382.4 
    Source Method genetically manipulated  
    Entity Name ARSENITE OXIDASE SUBUNIT A 
    Chain B,D,F,H
    Description AROB 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 18369.7 
    Source Method genetically manipulated  
    Entity Name ARSENITE OXIDASE SUBUNIT B 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    4MO  MOLYBDENUM(IV) ION  Mo   95.94  View 
    F3S  FE3-S4 CLUSTER  Fe3 S4   295.80  View 
    FES  FE2/S2 (INORGANIC) CLUSTER  Fe2 S2   175.82  View 
    MGD  2-AMINO-5,6-DIMERCAPTO-7-METHYL-3,7,8A,9-TETRAHYDRO-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-4-ONE GUANOSINE DINUCLEOTIDE  C20 H26 N10 O13 P2 S2   740.56  View 
    OXYGEN ATOM  O   16.00  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,C,E,G Q6VAL8_9RHIZ Q6VAL8     
    B,D,F,H Q6VAL9_9RHIZ Q6VAL9     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,C,E,G
    GO ID   Ontology GO Term Definition
    55114   Oxidation Reduction Process  A Metabolic Process That Results in the Removal or Addition of One or More Electrons to or From a Substance with or Without the Concomitant Removal or Addition of a Proton or Protons. 
    16491   Oxidoreductase Activity  Catalysis of an Oxidation Reduction (redox) Reaction a Reversible Chemical Reaction in Which the Oxidation State of an Atom or Atoms Within a Molecule Is Altered. One Substrate Acts As a Hydrogen or Electron Donor and Becomes Oxidized While the Other Acts As Hydrogen or Electron Acceptor and Becomes Reduced. 
    30151   Molybdenum Ion Binding  Interacting Selectively and Non Covalently with Molybdenum (mo) Ions. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 
    Chain B,D,F,H
    GO ID   Ontology GO Term Definition
    55114   Oxidation Reduction Process  A Metabolic Process That Results in the Removal or Addition of One or More Electrons to or From a Substance with or Without the Concomitant Removal or Addition of a Proton or Protons. 
    16491   Oxidoreductase Activity  Catalysis of an Oxidation Reduction (redox) Reaction a Reversible Chemical Reaction in Which the Oxidation State of an Atom or Atoms Within a Molecule Is Altered. One Substrate Acts As a Hydrogen or Electron Donor and Becomes Oxidized While the Other Acts As Hydrogen or Electron Acceptor and Becomes Reduced. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 
    51536   Iron Sulfur Cluster Binding  Interacting Selectively and Non Covalently with an Iron Sulfur Cluster a Combination of Iron and Sulfur Atoms. 
    51537   2 Iron 2 Sulfur Cluster Binding  Interacting Selectively and Non Covalently with a 2 Iron 2 Sulfur (2fe 2s) Cluster; This Cluster Consists of Two Iron Atoms with Two Inorganic Sulfur Atoms Found Between the Irons and Acting As Bridging Ligands. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain B,D,F,H
    Scientific Name Arsenite-oxidising bacterium nt-26  
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Plasmid Name PPROEX


    Chain A,C,E,G
    Scientific Name Arsenite-oxidising bacterium nt-26  
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Plasmid Name PPROEX