PDBe 5oq5

X-ray diffraction
1.4Å resolution

Function and Biology Details

Reaction catalysed:
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Serine/threonine-protein kinase Chk1 Chain: A
Molecule details ›
Chain: A
Length: 297 amino acids
Theoretical weight: 34.05 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: O14757 (Residues: 1-289; Coverage: 61%)
  • Best match: O14757-2 (Residues: 3-195)
Gene names: CHEK1, CHK1
Sequence domains: Protein kinase domain

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04-1
Spacegroup: P21
Unit cell:
a: 45.4Å b: 66.57Å c: 55.08Å
α: 90° β: 101.58° γ: 90°
R R work R free
0.17 0.169 0.185
Expression system: Spodoptera frugiperda