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Crystal structure of the catalytic domain of Botulinum neurotoxin serotype a with a substrate analog peptide
3DDB
Primary Citation
 
 
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  •   Molecular Description Hide
    Classification: Hydrolase
    Structure Weight: 50436.77
    Molecule: Botulinum neurotoxin A light chain
    Polymer: 1 Type: protein Length: 430
    Chains: A
    EC#: 3.4.24.69   
    Fragment: residues 1-424
    Organism Clostridium botulinum
    Gene Names botA atx bna
    UniProtKB:   Protein Feature View | Search PDB | P10845  
    Molecule: Synaptosomal-associated protein 25
    Polymer: 2 Type: protein Length: 7
    Chains: B
    Gene Names SNAP25 SNAP
    UniProtKB:   Protein Feature View | Search PDB | P60880  
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Clostridium botulinum   Taxonomy   Expression System: Escherichia coli  
    Polymer: 2
    Scientific Name: Synthetic construct   Taxonomy    
     
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    Identifier Details
    3BWI  The same protein complexed with an acetate ion. 
    3C88  The same protein complexed with RRGC peptide. 
    3C89  The same protein complexed with RRGM peptide. 
    3C8A  The same protein complexed with RRGL peptide. 
    3C8B  The same protein complexed with RRGI peptide. 
    3DDA   
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name Interactions
    SO4
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    Download      		SO4 O4 S
    SULFATE ION
    ZN
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    Download      		ZN Zn
    ZINC ION
     
  •   Modified Residues Hide
    Identifier Formula Parent Type
    NH2
    Search      		NH2 H2 N nonPolymer
     
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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:   Kumaran, D.,  Swaminathan, S.

    Deposition:   2008-06-05
    Release:   2008-09-16
    Last Modified (REVDAT):   2009-06-09
     
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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]:   1.60
    R-Value: 0.200 (obs.)
    R-Free: 0.218
    Space Group: P 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 50.87 α = 90.00 
    b = 66.58 β = 98.34 
    c = 65.06 γ = 90.00