POP-OUT | CLOSE

An Information Portal to 105097 Biological Macromolecular Structures

Structure of three-domain heme-Cu nitrite reductase from Ralstonia pickettii at 1.6 A resolution
Biology and Chemistry Report
4AX3
  •   Structure Details   Hide

    Structure Keywords

    Keywords OXIDOREDUCTASE
    Text THREE-DOMAIN HEME-CU NITRITE REDUCTASE, ELECTRON TRANSFER, OXIDOREDUCTASE, PROTON CHANNEL, DENITRIFICATION

    Polymeric Molecules

    Chain A,B,C,D
    Description COPPER-CONTAINING NITRITE REDUCTASE 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 49949.1 
    Source Method genetically manipulated  

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CU  COPPER (II) ION  Cu   63.55  View 
    HEM  PROTOPORPHYRIN IX CONTAINING FE  C34 H32 Fe N4 O4   616.49  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B,C,D B2UHR8_RALPJ B2UHR8     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    A B C D  1.7.2.1      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B,C,D
    GO ID   Ontology GO Term Definition
    6807   Nitrogen Compound Metabolic Process  The Chemical Reactions and Pathways Involving Organic or Inorganic Compounds That Contain Nitrogen Including (but Not Limited To) Nitrogen Fixation Nitrification Denitrification Assimilatory/dissimilatory Nitrate Reduction and the Interconversion of Nitrogenous Organic Matter and Ammonium. 
    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. 
    5507   Copper Ion Binding  Interacting Selectively and Non Covalently with Copper (cu) Ions. 
    9055   Electron Carrier Activity  Any Molecular Entity That Serves As an Electron Acceptor and Electron Donor in an Electron Transport Chain. an Electron Transport Chain Is a Process in Which a Series of Electron Carriers Operate Together to Transfer Electrons From Donors to Any of Several Different Terminal Electron Acceptors to Generate a Transmembrane Electrochemical Gradient. 
    20037   Heme Binding  Interacting Selectively and Non Covalently with Heme Any Compound of Iron Complexed in a Porphyrin (tetrapyrrole) Ring. 
    50421   Nitrite Reductase (no Forming) Activity  Catalysis of the Reaction: Nitric Oxide + H2o + Ferricytochrome C = Nitrite + Ferrocytochrome C + 2 H+. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A,B,C,D
    Scientific Name Ralstonia pickettii  
    Strain 12J
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Pet 26b
    Host Vector Type Plasmid
    Host Plasmid Name PET26B-RPNIR
    Description Genbank Accession Number. Nc_010678