PDBe 1urc

X-ray diffraction
2.6Å resolution

Cyclin A binding groove inhibitor Ace-Arg-Lys-Leu-Phe-Gly

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Cyclin-A2 Chains: B, D
Molecule details ›
Chains: B, D
Length: 260 amino acids
Theoretical weight: 29.87 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P20248 (Residues: 173-432; Coverage: 60%)
Gene names: CCN1, CCNA, CCNA2
Sequence domains:
Structure domains: Cyclin A; domain 1
PEPTIDE INHIBITOR Chains: E, F
Molecule details ›
Chains: E, F
Length: 6 amino acids
Theoretical weight: 648 Da
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

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.1
Spacegroup: P212121
Unit cell:
a: 73.63Å b: 113.51Å c: 155.46Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.177 0.175 0.254
Expression systems:
  • Escherichia coli
  • Spodoptera frugiperda