PDBe 2c5x

X-ray diffraction
2.9Å resolution

Differential Binding Of Inhibitors To Active And Inactive Cdk2 Provides Insights For Drug Design

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Cyclin-A2 Chains: B, D
Molecule details ›
Chains: B, D
Length: 259 amino acids
Theoretical weight: 29.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P20248 (Residues: 174-432; Coverage: 60%)
Gene names: CCN1, CCNA, CCNA2
Sequence domains:
Structure domains: Cyclin A; domain 1
Cyclin-dependent kinase 2 Chains: A, C
Molecule details ›
Chains: A, C
Length: 298 amino acids
Theoretical weight: 33.98 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P24941 (Residues: 1-298; Coverage: 100%)
Gene names: CDK2, CDKN2
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.1
Spacegroup: P212121
Unit cell:
a: 74.334Å b: 112.352Å c: 154.911Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.203 0.2 0.264
Expression systems:
  • Escherichia coli
  • Spodoptera frugiperda