POP-OUT | CLOSE

An Information Portal to 105025 Biological Macromolecular Structures

Crystal structure of the membrane domain of respiratory complex I from Thermus thermophilus
Biology and Chemistry Report
4HE8
  •   Structure Details   Hide

    Structure Keywords

    Keywords OXIDOREDUCTASE
    Text NADH-quinone oxidoreductase, complex I, oxidoreductase, proton pump, membrane protein, NADH, menaquinone, cytoplasmic membrane

    Polymeric Molecules

    Chain A,B
    Description NADH-quinone oxidoreductase subunit 7 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 13154.8 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 7, NDH-1 subunit 7 
    Chain D,J
    Description NADH-quinone oxidoreductase subunit 10 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 18563.5 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 10, NDH-1 subunit 10 
    Chain E,K
    Description NADH-quinone oxidoreductase subunit 11 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 10002.9 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 11, NDH-1 subunit 11 
    Chain F,L
    Description NADH-quinone oxidoreductase subunit 12 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 65190.6 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 12, NDH-1 subunit 12 
    Chain G,M
    Description NADH-quinone oxidoreductase subunit 13 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 49247.7 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 13, NDH-1 subunit 13 
    Chain I,N
    Description NADH-quinone oxidoreductase subunit 14 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 44464.4 
    Source Method natural source  
    Entity Name NADH dehydrogenase I chain 14, NDH-1 subunit 14 
    Chain C,H
    Description NADH-quinone oxidoreductase subunit 8 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 41035.0 
    Source Method natural source  
    Entity Name NADH dehydrogenase I subunit 8, NDH-1 subunit 8 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    UMQ  UNDECYL-MALTOSIDE  C23 H44 O11   496.59  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,B NQO7_THET8 Q56217     
    C,H NQO8_THET8 Q5SM52     
    D,J NQO10_THET8 Q56225     
    E,K NQO11_THET8 Q56226     
    F,L NQO12_THET8 Q56227     
    G,M NQO13_THET8 Q56228     
    I,N NQO14_THET8 Q56229     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    A B  1.6.99.5      
    D J  1.6.99.5      
    E K  1.6.99.5      
    F L  1.6.99.5      
    G M  1.6.99.5      
    I N  1.6.99.5      
    C H  1.6.99.5      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A,B
    GO ID   Ontology GO Term Definition
    6810   Transport  The Directed Movement of Substances (such As Macromolecules Small Molecules Ions) Into Out of or Within a Cell or Between Cells or Within a Multicellular Organism by Means of Some Agent Such As a Transporter or Pore. 
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    8137   Nadh Dehydrogenase (ubiquinone) Activity  Catalysis of the Reaction: Nadh + H+ + Ubiquinone = Nad+ + Ubiquinol. 
    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. 
    16651   Oxidoreductase Activity Acting On Nad(p)h  Catalysis of an Oxidation Reduction (redox) Reaction in Which Nadh or Nadph Acts As a Hydrogen or Electron Donor and Reduces a Hydrogen or Electron Acceptor. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain C,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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    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. 
    16655   Oxidoreductase Activity Acting On Nad(p)h Quinone or Similar Compound As Acceptor  Catalysis of an Oxidation Reduction (redox) Reaction in Which Nadh or Nadph Acts As a Hydrogen or Electron Donor and Reduces a Quinone or a Similar Acceptor Molecule. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain D,J
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    8137   Nadh Dehydrogenase (ubiquinone) Activity  Catalysis of the Reaction: Nadh + H+ + Ubiquinone = Nad+ + Ubiquinol. 
    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. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain E,K
    GO ID   Ontology GO Term Definition
    6810   Transport  The Directed Movement of Substances (such As Macromolecules Small Molecules Ions) Into Out of or Within a Cell or Between Cells or Within a Multicellular Organism by Means of Some Agent Such As a Transporter or Pore. 
    42773   ATP Synthesis Coupled Electron Transport  The Transfer of Electrons Through a Series of Electron Donors and Acceptors Generating Energy That Is Ultimately Used For Synthesis of Atp. 
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    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. 
    16651   Oxidoreductase Activity Acting On Nad(p)h  Catalysis of an Oxidation Reduction (redox) Reaction in Which Nadh or Nadph Acts As a Hydrogen or Electron Donor and Reduces a Hydrogen or Electron Acceptor. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain F,L
    GO ID   Ontology GO Term Definition
    42773   ATP Synthesis Coupled Electron Transport  The Transfer of Electrons Through a Series of Electron Donors and Acceptors Generating Energy That Is Ultimately Used For Synthesis of Atp. 
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    8137   Nadh Dehydrogenase (ubiquinone) Activity  Catalysis of the Reaction: Nadh + H+ + Ubiquinone = Nad+ + Ubiquinol. 
    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. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain G,M
    GO ID   Ontology GO Term Definition
    42773   ATP Synthesis Coupled Electron Transport  The Transfer of Electrons Through a Series of Electron Donors and Acceptors Generating Energy That Is Ultimately Used For Synthesis of Atp. 
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    8137   Nadh Dehydrogenase (ubiquinone) Activity  Catalysis of the Reaction: Nadh + H+ + Ubiquinone = Nad+ + Ubiquinol. 
    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. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 
    Chain I,N
    GO ID   Ontology GO Term Definition
    6810   Transport  The Directed Movement of Substances (such As Macromolecules Small Molecules Ions) Into Out of or Within a Cell or Between Cells or Within a Multicellular Organism by Means of Some Agent Such As a Transporter or Pore. 
    42773   ATP Synthesis Coupled Electron Transport  The Transfer of Electrons Through a Series of Electron Donors and Acceptors Generating Energy That Is Ultimately Used For Synthesis of Atp. 
    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. 
    5886   Plasma Membrane  The Membrane Surrounding a Cell That Separates the Cell From Its External Environment. It Consists of a Phospholipid Bilayer and Associated Proteins. 
    16020   Membrane  Double Layer of Lipid Molecules That Encloses All Cells and in Eukaryotes Many Organelles; May Be a Single or Double Lipid Bilayer; Also Includes Associated Proteins. 
    16021   Integral Component of Membrane  The Component of a Membrane Consisting of Gene Products and Protein Complexes That Have Some Part That Penetrates At Least One Leaflet of the Membrane Bilayer. This Component Includes Gene Products That Are Buried in the Bilayer with No Exposure Outside the Bilayer. 
    8137   Nadh Dehydrogenase (ubiquinone) Activity  Catalysis of the Reaction: Nadh + H+ + Ubiquinone = Nad+ + Ubiquinol. 
    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. 
    48038   Quinone Binding  Interacting Selectively and Non Covalently with a Quinone Any Member of a Class of Diketones Derivable From Aromatic Compounds by Conversion of Two Ch Groups Into Co Groups with Any Necessary Rearrangement of Double Bonds. 
    50136   Nadh Dehydrogenase (quinone) Activity  Catalysis of the Reaction: Nadh + H+ + a Quinone = Nad+ + a Quinol. 


     
  •   Gene Details   Hide

    Natural Source

    Chain C,H
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain I,N
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain G,M
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain F,L
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain E,K
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain D,J
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane
    Chain A,B
    Scientific Name Thermus thermophilus  
    Strain HB8
    Details Cytoplasmic Membrane

    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    - - 3168352     NADH-quinone oxidoreductase subunit 7 TTHA0084    
    - - 3169626     NADH-quinone oxidoreductase subunit 10 TTHA0093    
    - - 3169648     NADH-quinone oxidoreductase subunit 11 TTHA0094    
    - - 3169613     NADH-quinone oxidoreductase subunit 12 TTHA0095    
    - - 3169618     NADH-quinone oxidoreductase subunit 13 TTHA0096    
    - - 3169623     NADH-quinone oxidoreductase subunit 14 TTHA0097    
    - - 3169634     NADH-quinone oxidoreductase subunit 8 TTHA0091