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CO-CRYSTAL STRUCTURE OF A SMALL MOLECULE INHIBITOR BOUND TO THE KINASE DOMAIN OF CHK2
Biology and Chemistry Report
2XM8
  •   Structure Details   Hide

    Structure Keywords

    Keywords TRANSFERASE
    Text TRANSFERASE, CANCER

    Polymeric Molecules

    Chain A
    Description SERINE/THREONINE-PROTEIN KINASE CHK2 
    Fragment KINASE DOMAIN, RESIDUES 210-531 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 37112.1 
    Source Method genetically manipulated  
    Entity Name CDS1, CHECKPOINT KINASE 2 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    B4W  2-{4-[(3S)-PYRROLIDIN-3-YLAMINO]QUINAZOLIN-2-YL}PHENOL  C18 H18 N4 O   306.36  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A CHK2_HUMAN A8K3Y9     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    EC, Associated Pathways and Catalytic Sites

    Chain(s) IUBMB KEGG BioCyc
    2.7.11.1      
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    6468   Protein Phosphorylation  The Process of Introducing a Phosphate Group On to a Protein. 
    4672   Protein Kinase Activity  Catalysis of the Phosphorylation of an Amino Acid Residue in a Protein Usually According to the Reaction: a Protein + ATP = a Phosphoprotein + Adp. 
    4674   Protein Serine/threonine Kinase Activity  Catalysis of the Reactions: ATP + Protein Serine = Adp + Protein Serine Phosphate and ATP + Protein Threonine = Adp + Protein Threonine Phosphate. 
    5524   ATP Binding  Interacting Selectively and Non Covalently with ATP Adenosine 5' Triphosphate a Universally Important Coenzyme and Enzyme Regulator. 
    16772   Transferase Activity Transferring Phosphorus Containing Groups  Catalysis of the Transfer of a Phosphorus Containing Group From One Compound (donor) to Another (acceptor). 


    Protein Analyses

    Measured Binding Affinities   

     
  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Human
    Scientific Name Homo sapiens  
    Host Scientific Name Escherichia coli  
    Host Strain Rosetta2 De3(plyss)
    Host Vector Type Plasmid
    Host Plasmid Name PTHREE-E


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    22 22q12.1 11200     checkpoint kinase 2 CHEK2    

    Single Nucleotide Polymorphisms (from LS-SNP database)

    SNP ID LsSnp Link dbSNP Link Chain PDB position Amino acid changes Secondary structure Solvent Accessibility Chromosome Chromosome position Ligand
    rs200451612 LS-SNP   dbSNP   A 221 I - > M Beta Ladder 44% (Exposed) 22 29115403
    rs199749372 LS-SNP   dbSNP   A 221 I - > V Beta Ladder 44% (Exposed) 22 29115405
    rs113947614 LS-SNP   dbSNP   A 221 I - > T Beta Ladder 44% (Exposed) 22 29115404
    rs121908702 LS-SNP   dbSNP   A 239 E - > *K Beta Ladder 8% (Buried) 22 29107974
    rs141776984 LS-SNP   dbSNP   A 243 C - > R Coil 87% (Exposed) 22 29107962
    rs148053495 LS-SNP   dbSNP   A 318 R - > C Coil 36% (Exposed) 22 29095882
    rs143611747 LS-SNP   dbSNP   A 318 R - > H Coil 36% (Exposed) 22 29095881
    rs141502354 LS-SNP   dbSNP   A 343 I - > V Beta Ladder 14% (Intermediate) 22 29092957
    rs202051128 LS-SNP   dbSNP   A 344 I - > M Beta Ladder 7% (Buried) 22 29092952
    rs201206424 LS-SNP   dbSNP   A 346 R - > C Coil 59% (Exposed) 22 29092948
    rs28909980 LS-SNP   dbSNP   A 347 D - > N Coil 9% (Buried) 22 29092945
    rs121908703 LS-SNP   dbSNP   A 356 S - > L Bend 28% (Intermediate) 22 29092917
    rs199859140 LS-SNP   dbSNP   A 361 D - > H Bend 63% (Exposed) 22 29092903
    rs147877722 LS-SNP   dbSNP   A 372 S - > F Coil 8% (Buried) 22 29091842
    rs142470496 LS-SNP   dbSNP   A 373 K - > E Beta Ladder 18% (Intermediate) 22 29091840
    rs202089930 LS-SNP   dbSNP   A 383 T - > I Helix 18% (Intermediate) 22 29091809
    rs145324174 LS-SNP   dbSNP   A 385 C - > Y Coil 95% (Exposed) 22 29091803
    rs200928781 LS-SNP   dbSNP   A 390 Y - > C Coil 116% (Exposed) 22 29091788
    rs121908704 LS-SNP   dbSNP   A 401 T - > A Turn 58% (Exposed) 22 29091756
    rs200649225 LS-SNP   dbSNP   A 406 R - > H Bend 45% (Exposed) 22 29091740
    rs139366548 LS-SNP   dbSNP   A 424 Y - > H Bend 12% (Intermediate) 22 29091220
    rs137853011 LS-SNP   dbSNP   A 428 S - > F Coil 22% (Intermediate) 22 29091207
    rs17882922 LS-SNP   dbSNP   A 436 L - > M Helix 54% (Exposed) 22 29091184
    rs200050883 LS-SNP   dbSNP   A 438 D - > Y Helix 66% (Exposed) 22 29091178
    rs121908705 LS-SNP   dbSNP   A 446 N - > D Coil 37% (Exposed) 22 29091154
    rs17880867 LS-SNP   dbSNP   A 446 N - > K Coil 37% (Exposed) 22 29091152
    rs17881473 LS-SNP   dbSNP   A 447 F - > I Coil 42% (Exposed) 22 29091151
    rs17886163 LS-SNP   dbSNP   A 448 I - > S Coil 38% (Exposed) 22 29091147
    rs139088611 LS-SNP   dbSNP   A 451 V - > A Helix 32% (Intermediate) 22 29091138
    rs121908706 LS-SNP   dbSNP   A 474 R - > H Bend 12% (Intermediate) 22 29090060
    rs142763740 LS-SNP   dbSNP   A 476 T - > M Coil 26% (Intermediate) 22 29090054
    rs143965148 LS-SNP   dbSNP   A 497 D - > N Turn 69% (Exposed) 22 29085176
    rs28909981 LS-SNP   dbSNP   A 500 S - > C Turn 71% (Exposed) 22 29085166
    rs17883172 LS-SNP   dbSNP   A 501 E - > K Turn 45% (Exposed) 22 29085164