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REFINED CRYSTAL STRUCTURE OF THE COMPLEX OF SUBTILISIN BPN' AND STREPTOMYCES SUBTILISIN INHIBITOR AT 1.8 ANGSTROMS RESOLUTION
2SIC
ENTRY 2SIC SUPERSEDES 1SIC
Primary Citation
 
 
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  •   Molecular Description Hide
    Classification: Complex (proteinase/inhibitor)
    Structure Weight: 38573.26
    Molecule: SUBTILISIN BPN'
    Polymer: 1 Type: protein Length: 275
    Chains: E
    EC#: 3.4.21.62   
    Organism Bacillus amyloliquefaciens
    Gene Name apr
    UniProtKB:   Protein Feature View | Search PDB | P00782  
    Molecule: STREPTOMYCES SUBTILISIN INHIBITOR (SSI)
    Polymer: 2 Type: protein Length: 107
    Chains: I
    Gene Name ssi
    UniProtKB:   Protein Feature View | Search PDB | P01006  
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Bacillus amyloliquefaciens   Taxonomy    
    Polymer: 2
    Scientific Name: Synthetic construct   Taxonomy    
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name Interactions
    CA
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    Download      		CA Ca
    CALCIUM 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:   Mitsui, Y.,  Takeuchi, Y.,  Hirono, S.,  Akagawa, H.,  Nakamura, K.T.

    Deposition:   1991-04-01
    Release:   1993-04-15
    Last Modified (REVDAT):   2009-02-24

    Previous versions:  1SIC
     
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    2011-07-13
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  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
    N/A
    Resolution[Å]:   1.80
    R-Value: 0.177 (obs.)
    R-Free: n/a
    Space Group: I 2 2 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 77.23 α = 90.00 
    b = 185.90 β = 90.00 
    c = 69.51 γ = 90.00