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Cytochrome b6f Complex Crystal Structure from Mastigocladus laminosus with n-Side Inhibitor NQNO
Biology and Chemistry Report
4H0L
  •   Structure Details   Hide

    Structure Keywords

    Keywords PHOTOSYNTHESIS
    Text Alpha-helix, beta -sheet, Plastoquinol-plastocyanin oxidoreductase, Plastocyanin, None, Thylakoid membranes, PHOTOSYNTHESIS

    Polymeric Molecules

    Chain A
    Description Cytochrome b6 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 24245.7 
    Source Method natural source  
    Chain B
    Description Cytochrome b6-f complex subunit 4 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 17687.2 
    Source Method natural source  
    Entity Name 17 kDa polypeptide 
    Chain C
    Description Apocytochrome f 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 31655.4 
    Source Method natural source  
    Chain D
    Description Cytochrome b6-f complex iron-sulfur subunit 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 19422.3 
    Source Method natural source  
    Entity Name Plastohydroquinone:plastocyanin oxidoreductase iron-sulfur protein, ISP, RISP, Rieske iron-sulfur protein 
    Chain E
    Description Cytochrome b6-f complex subunit 6 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 3504.5 
    Source Method natural source  
    Entity Name Cytochrome b6-f complex subunit PetL, Cytochrome b6-f complex subunit VI 
    Chain F
    Description Cytochrome b6-f complex subunit 7 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 3843.6 
    Source Method natural source  
    Entity Name Cytochrome b6-f complex subunit PetM, Cytochrome b6-f complex subunit VII 
    Chain G
    Description Cytochrome b6-f complex subunit 5 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 4016.7 
    Source Method natural source  
    Entity Name Cytochrome b6-f complex subunit PetG, Cytochrome b6-f complex subunit V 
    Chain H
    Description Cytochrome b6-f complex subunit 8 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 3277.0 
    Source Method natural source  
    Entity Name Cytochrome b6-f complex subunit PetN, Cytochrome b6-f complex subunit VIII 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    BCR  BETA-CAROTENE  C40 H56   536.87  View 
    CD  CADMIUM ION  Cd   112.41  View 
    CLA  CHLOROPHYLL A  C55 H72 Mg N4 O5   893.49  View 
    FES  FE2/S2 (INORGANIC) CLUSTER  Fe2 S2   175.82  View 
    HEM  PROTOPORPHYRIN IX CONTAINING FE  C34 H32 Fe N4 O4   616.49  View 
    OPC  (7R,17E)-4-HYDROXY-N,N,N,7-TETRAMETHYL-7-[(8E)-OCTADEC-8-ENOYLOXY]-10-OXO-3,5,9-TRIOXA-4-PHOSPHAHEPTACOS-17-EN-1-AMINIUM 4-OXIDE  C45 H87 N O8 P   801.15  View 
    QNO  2-NONYL-4-HYDROXYQUINOLINE N-OXIDE  C18 H25 N O2   287.40  View 
    SQD  1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL  C41 H78 O12 S   795.12  View 
    UMQ  UNDECYL-MALTOSIDE  C23 H44 O11   496.59  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A CYB6_MASLA P83791     
    B PETD_MASLA P83792     
    C CYF_MASLA P83793     
    D UCRI_MASLA P83794     
    E PETL_MASLA P83795     
    F PETM_MASLA P83796     
    G PETG_MASLA P83797     
    H PETN_MASLA P83798     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    1.10.9.1      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    22900   Electron Transport Chain  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. 
    22904   Respiratory Electron Transport Chain  A Process in Which a Series of Electron Carriers Operate Together to Transfer Electrons From Donors Such As Nadh and Fadh2 to Any of Several Different Terminal Electron Acceptors to Generate a Transmembrane Electrochemical Gradient. 
    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. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    5506   Iron Ion Binding  Interacting Selectively and Non Covalently with Iron (fe) 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. 
    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. 
    20037   Heme Binding  Interacting Selectively and Non Covalently with Heme Any Compound of Iron Complexed in a Porphyrin (tetrapyrrole) Ring. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 
    Chain B
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    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. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    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. 
    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. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 
    Chain C
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    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. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    31361   Integral Component of Thylakoid Membrane  The Component of the Thylakoid Membrane Consisting of the Gene Products 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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    5506   Iron Ion Binding  Interacting Selectively and Non Covalently with Iron (fe) 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. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 
    Chain D
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    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. 
    1902600   Hydrogen Ion Transmembrane Transport  The Directed Movement of Hydrogen Ion (proton) Across a Membrane. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    8121   Ubiquinol Cytochrome C Reductase Activity  Catalysis of the Transfer of a Solute or Solutes From One Side of a Membrane to the Other According to the Reaction: Coqh2 + 2 Ferricytochrome C = Coq + 2 Ferrocytochrome C + 2 H+. 
    9496   Plastoquinol Plastocyanin Reductase Activity  Catalysis of the Reaction: 2 H(+)[side 1] + 2 Oxidized Plastocyanin + Plastoquinol 1 = 2 H(+)[side 2] + 2 Reduced Plastocyanin + Plastoquinone. This Reaction Involves the Concomitant Transfer of 2 H+ Ions Across a Membrane. 
    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. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 
    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. 
    Chain E
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    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. 
    9512   Cytochrome B6f Complex  Complex That Transfers Electrons From Reduced Plastoquinone to Oxidized Plastocyanin and Translocates Protons From the Stroma to the Lumen. the Complex Contains a Core Structure of Three Catalytic Subunits: Cytochrome B the Rieske Iron Sulfur Protein (isp) and Cytochrome F Which Are Arranged in an Integral Membrane Bound Dimeric Complex; Additional Subunits Are Present and Vary Among Different Species. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    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. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 
    Chain F
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    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. 
    9512   Cytochrome B6f Complex  Complex That Transfers Electrons From Reduced Plastoquinone to Oxidized Plastocyanin and Translocates Protons From the Stroma to the Lumen. the Complex Contains a Core Structure of Three Catalytic Subunits: Cytochrome B the Rieske Iron Sulfur Protein (isp) and Cytochrome F Which Are Arranged in an Integral Membrane Bound Dimeric Complex; Additional Subunits Are Present and Vary Among Different Species. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    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. 
    Chain G
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    17004   Cytochrome Complex Assembly  The Aggregation Arrangement and Bonding Together of a Cytochrome Complex. a Cytochrome Complex Is a Protein Complex in Which At Least One of the Proteins Is a Cytochrome I.e. a Heme Containing Protein Involved in Catalysis of Redox Reactions. 
    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. 
    9512   Cytochrome B6f Complex  Complex That Transfers Electrons From Reduced Plastoquinone to Oxidized Plastocyanin and Translocates Protons From the Stroma to the Lumen. the Complex Contains a Core Structure of Three Catalytic Subunits: Cytochrome B the Rieske Iron Sulfur Protein (isp) and Cytochrome F Which Are Arranged in an Integral Membrane Bound Dimeric Complex; Additional Subunits Are Present and Vary Among Different Species. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 
    Chain H
    GO ID   Ontology GO Term Definition
    15979   Photosynthesis  The Synthesis by Organisms of Organic Chemical Compounds Especially Carbohydrates From Carbon Dioxide (co2) Using Energy Obtained From Light Rather Than From the Oxidation of Chemical Compounds. 
    17004   Cytochrome Complex Assembly  The Aggregation Arrangement and Bonding Together of a Cytochrome Complex. a Cytochrome Complex Is a Protein Complex in Which At Least One of the Proteins Is a Cytochrome I.e. a Heme Containing Protein Involved in Catalysis of Redox Reactions. 
    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. 
    9512   Cytochrome B6f Complex  Complex That Transfers Electrons From Reduced Plastoquinone to Oxidized Plastocyanin and Translocates Protons From the Stroma to the Lumen. the Complex Contains a Core Structure of Three Catalytic Subunits: Cytochrome B the Rieske Iron Sulfur Protein (isp) and Cytochrome F Which Are Arranged in an Integral Membrane Bound Dimeric Complex; Additional Subunits Are Present and Vary Among Different Species. 
    9579   Thylakoid  A Membranous Cellular Structure That Bears the Photosynthetic Pigments in Plants Algae and Cyanobacteria. in Cyanobacteria Thylakoids Are of Various Shapes and Are Attached to or Continuous with the Plasma Membrane. in Eukaryotes They Are Flattened Membrane Bounded Disk Like Structures Located in the Chloroplasts; in the Chloroplasts of Higher Plants the Thylakoids Form Dense Stacks Called Grana. Isolated Thylakoid Preparations Can Carry Out Photosynthetic Electron Transport and the Associated Phosphorylation. 
    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. 
    42651   Thylakoid Membrane  The Pigmented Membrane of Any Thylakoid. 
    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. 
    45158   Electron Transporter Transferring Electrons Within Cytochrome B6/f Complex of Photosystem Ii Activity  Enables the Directed Movement of Electrons Within the Cytochrome B6/f Complex of Photosystem Ii. 


     
  •   Gene Details   Hide

    Natural Source

    Chain H
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain G
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain F
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain E
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain D
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain C
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain B
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus  
    Chain A
    Common Name Fischerella Sp.
    Scientific Name Mastigocladus laminosus