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Crystal Structure of a 16-Helix Bundle Architecture Produced by the Zinc-Mediated Self Assembly of Four Cytochrome cb562 Molecules
2QLA
Primary Citation
 
 
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  •   Molecular Description Hide
    Classification: Electron Transport
    Structure Weight: 49632.71
    Molecule: Soluble cytochrome b562
    Polymer: 1 Type: protein Length: 106
    Chains: A, B, C, D
    Mutation: K59H, D73H, K77H, R98C, Y101C
    Organism Escherichia coli
    Gene Name cybC
    UniProtKB:   Protein Feature View | Search PDB | P0ABE7  
     
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    Polymer: 1
    Scientific Name: Escherichia coli   Taxonomy   Expression System: Escherichia coli  
     
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    Identifier Details
    256B  2.5 Angstroms resolution model of Cytochrome B562 
    2BC5  Crystal structure of E. coli cytochrome b562 with engineered c-type heme linkages 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name Interactions
    HEM
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    Download      		HEM C34 H32 Fe N4 O4
    PROTOPORPHYRIN IX CONTAINING FE
    ZN
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    Download      		ZN Zn
    ZINC ION
     
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Data in orange boxes are gathered from external resources (when available).
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  Biological Assembly       
Biological assembly 1 assigned by authors and generated by PISA (software)
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  •   Deposition Summary Hide
    Authors:   Tezcan, F.A.,  Salgado, E.N.,  Faraone-Mennella, J.

    Deposition:   2007-07-12
    Release:   2007-11-06
    Last Modified (REVDAT):   2009-02-24
     
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    2011-07-13
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  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   2.90
    R-Value: 0.248 (obs.)
    R-Free: 0.295
    Space Group: P 21 21 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 88.98 α = 90.00 
    b = 66.66 β = 90.00 
    c = 68.90 γ = 90.00