Structure analysis

The Complex Structure Of Checkpoint Kinase Chk1/UCN-01

X-ray diffraction
2Å resolution
Source organism: Homo sapiens
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 13487.37 Å2
Buried surface area: 1759.33 Å2
Dissociation area: 340.29 Å2
Dissociation energy (ΔGdiss): 0.3 kcal/mol
Dissociation entropy (TΔSdiss): 4.93 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-127094

Macromolecules

Chain: A
Length: 289 amino acids
Theoretical weight: 33.04 KDa
Source organism: Homo sapiens
Expression system: unidentified baculovirus
UniProt:
  • Canonical: O14757 (Residues: 1-289; Coverage: 61%)
Gene names: CHEK1, CHK1
Pfam: Protein kinase domain
InterPro:
CATH:
SCOP: Protein kinases, catalytic subunit

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Chain: B
Length: 5 amino acids
Theoretical weight: 433 Da
Source organism: Homo sapiens
Expression system: Not provided

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