Crystal Structure of the Cytochrome b6f Complex from Nostoc sp. PCC 7120
2ZT9
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Photosynthesis
    Structure Weight: 114202.13
    Molecule: Cytochrome b6
    Polymer: 1 Type: protein Length: 215
    Chains: A
    Organism: Nostoc sp. PCC 7120
    Gene Names: petB alr3421
    UniProtKB: Protein Feature View | Search PDB | P0A384  
    Molecule: Cytochrome b6-f complex subunit 4
    Polymer: 2 Type: protein Length: 160
    Chains: B
    Organism: Nostoc sp. PCC 7120
    Gene Names: petD alr3422
    UniProtKB: Protein Feature View | Search PDB | Q93SX1  
    Molecule: Apocytochrome f
    Polymer: 3 Type: protein Length: 289
    Chains: C
    Organism: Nostoc sp. PCC 7120
    Gene Names: petA all2452
    UniProtKB: Protein Feature View | Search PDB | Q93SW9  
    Molecule: Cytochrome b6-f complex iron-sulfur subunit 1
    Polymer: 4 Type: protein Length: 179
    Chains: D
    EC#: 1.10.9.1   
    Organism: Nostoc sp. PCC 7120
    Gene Names: petC1 all2453
    UniProtKB: Protein Feature View | Search PDB | Q93SX0  
    Molecule: Cytochrome b6-f complex subunit 6
    Polymer: 5 Type: protein Length: 31
    Chains: E
    Organism: Nostoc sp. PCC 7120
    Gene Names: petL asl1922
    UniProtKB: Protein Feature View | Search PDB | Q8YVQ2  
    Molecule: Cytochrome b6-f complex subunit 7
    Polymer: 6 Type: protein Length: 34
    Chains: F
    Organism: Nostoc sp. PCC 7120
    Gene Names: petM asl4754
    UniProtKB: Protein Feature View | Search PDB | P0A3Y1  
    Molecule: Cytochrome b6-f complex subunit 5
    Polymer: 7 Type: protein Length: 37
    Chains: G
    Organism: Nostoc sp. PCC 7120
    Gene Names: petG asr1366
    UniProtKB: Protein Feature View | Search PDB | P58246  
    Molecule: Cytochrome b6-f complex subunit 8
    Polymer: 8 Type: protein Length: 29
    Chains: H
    Organism: Nostoc sp. PCC 7120
    Gene Names: petN asl4263
    UniProtKB: Protein Feature View | Search PDB | P61048  
    Membrane Protein:   Source: mpstruc
    ALPHA-HELICAL
    Electron Transport Chain Complexes: Cytochrome b6f of Oxygenic Photosynthesis
    Cytochrome b6f complex
     
  •   Structure Validation Hide

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  • MolProbity Ramachandran Plot
     

  •   Related Citations in PDB Entry (REMARK 1) Hide
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 2
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 3
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 4
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 5
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 6
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 7
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
    Polymer: 8
    Scientific Name: Nostoc sp. pcc 7120   Taxonomy    
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    BCR
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    BCR C40 H56
    BETA-CAROTENE
    CLA
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    CLA C55 H72 Mg N4 O5
    CHLOROPHYLL A
    CLA:2ZT9
    FES
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    FES Fe2 S2
    FE2/S2 (INORGANIC) CLUSTER
    HEM
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    HEM C34 H32 Fe N4 O4
    PROTOPORPHYRIN IX CONTAINING FE
    OPC
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    OPC C45 H87 N O8 P
    (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
    OPC:2ZT9
    SQD
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    SQD C41 H78 O12 S
    1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA- D-GLUCOPYRANOSYL]-SN-GLYCEROL
    SQD:2ZT9
    UMQ
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    UMQ C23 H44 O11
    UNDECYL-MALTOSIDE
     
  •   External Domain Annotations Hide
     
  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
  Biological Assembly       
Biological assembly 1 assigned by authors and generated by PISA (software)
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  •   MyPDB Personal Annotations Hide
     
  •   Deposition Summary Hide
    Authors:   Craner, W.A.,  Baniulis D.,  Yamashita E.

    Deposition:   2008-09-27
    Release:   2009-02-10
    Last Modified (REVDAT):   2013-12-11
     
  •   Revision History    Hide
    Mouse over text for details
    2013-12-11
    Citation
    2011-07-13
    Flag residual B-value
    2011-07-13
    Refinement description
    2011-07-13
    Version format compliance
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   3.00
    R-Value: 0.231 (obs.)
    R-Free: 0.259
    Space Group: P 61 2 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 159.23 α = 90.00 
    b = 159.23 β = 90.00 
    c = 365.89 γ = 120.00