Crystal structure of human chymotrypsin C (CTRC) bound to inhibitor eglin c from Hirudo medicinalis
4H4F
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Hydrolase/hydrolase Inhibitor
    Structure Weight: 37442.28
    Molecule: Chymotrypsin-C
    Polymer: 1 Type: protein Length: 249
    Chains: A
    EC#: 3.4.21.2   
    Fragment: Chymotrypsin C (unp residues 30-268)
    Organism: Homo sapiens
    Gene Names: CLCR Gene View for CTRC
    UniProtKB: Search PDB | Q99895   Protein Feature View
    Molecule: Eglin C
    Polymer: 2 Type: protein Length: 70
    Chains: B
    Fragment: Eglin c (unp residues 8-70)
    Organism: Hirudo medicinalis
    UniProtKB: Search PDB | P01051   Protein Feature View
    Molecule: Chymotrypsin-C
    Polymer: 3 Type: protein Length: 10
    Chains: Q
    EC#: 3.4.21.2   
    Fragment: CTRC propeptide (unp residues 17-26)
    Organism: Homo sapiens
    Gene Names: CLCR Gene View for CTRC
    UniProtKB: Search PDB | Q99895   Protein Feature View
     
  •   Structure Validation Hide

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  •   Source Hide
    Polymer: 1
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human  
    Polymer: 2
    Scientific Name: Hirudo medicinalis   Taxonomy   Common Name: Medicinal leech Expression System: Escherichia coli  
    Polymer: 3
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human  
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    PO4
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    PO4 O4 P
    PHOSPHATE ION
     
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  •   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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  •   Deposition Summary Hide
    Authors:   Batra, J.,  Soares, A.S.,  Radisky, E.S.

    Deposition:   2012-09-17
    Release:   2013-02-27
    Last Modified (REVDAT):   2013-04-24
     
  •   Revision History    Hide
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    2013-04-24
    Citation
    2013-03-06
    Citation
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   1.90
    R-Value: 0.160 (obs.)
    R-Free: 0.210
    Space Group: P 21 21 21
    Unit Cell:
      Length [Å] Angles [°]
    a = 56.27 α = 90.00 
    b = 76.25 β = 90.00 
    c = 81.82 γ = 90.00