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CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR
2XBJ
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Transferase
    Structure Weight: 37702.91
    Molecule: SERINE/THREONINE-PROTEIN KINASE CHK2
    Polymer: 1 Type: protein Length: 329
    Chains: A
    EC#: 2.7.11.1   
    Fragment: KINASE DOMAIN, RESIDUES 210-531
    Organism Homo sapiens
    Gene Names CHEK2 CDS1 CHK2 RAD53
    UniProtKB:   Protein Feature View | Search PDB | O96017  
     
  •   Structure Validation Hide

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  •   Related Citations in PDB Entry (REMARK 1) Hide
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Homo sapiens   Taxonomy   Common Name: Human Expression System: Escherichia coli  
     
  •   Related PDB Entries Hide
    Identifier Details
    1GXC  FHA DOMAIN FROM HUMAN CHK2 KINASE IN COMPLEX WITH A SYNTHETIC PHOSPHOPEPTIDE 
    2CN5  CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH ADP 
    2CN8  CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH DEBROMOHYMENIALDISINE 
    2W0J  CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH NSC 109555 , A SPECIFIC INHIBITOR 
    2W7X  CELLULAR INHIBITION OF CHECKPOINT KINASE 2 AND POTENTIATION OF CYTOTOXIC DRUGS BY NOVEL CHK2 INHIBITOR PV1019 
    2WTC  CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR 
    2WTD  CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR 
    2WTI  CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR 
    2WTJ  CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR 
    2XM8  CO-CRYSTAL STRUCTURE OF A SMALL MOLECULE INHIBITOR BOUND TO THE KINASE DOMAIN OF CHK2 
    2XM9  STRUCTURE OF A SMALL MOLECULE INHIBITOR WITH THE KINASE DOMAIN OF CHK2 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    MG
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    MG Mg
    MAGNESIUM ION
    NO3
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    NO3 N O3
    NITRATE ION
    XBJ
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    XBJ C23 H27 F N4 O4
    4-FLUORO-2-(4-{[(3S,4R)-4-(1-HYDROXY-1-METHYLETHYL)PYRROLIDIN- 3-YL]AMINO}-6,7-DIMETHOXYQUINAZOLIN-2-YL)PHENOL
    XBJ:2XBJ
     
  •   External Ligand Annotations Hide
    Identifier   Binding Affinity (Sequence Identity %)
    XBJ
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    XBJ
    IC50: 30 nM (100) - data from BindingDB  
    IC50: 860 nM - data from BindingMOAD  
    IC50: 3 nM - data from PDBbind  
     
  •   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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