3EJ1

CDK2/CyclinA complexed with a pyrazolopyridazine inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.22 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.219

Literature

Macromolecules
Sequence Display for 3EJ1

Classification: Transferase / Cell cycle

Total Structure Weight: 128192.55

Macromolecule Entities
Molecule Chains Length Organism Details
Cell division protein kinase 2 A, C 298 Homo sapiens EC#: 2.7.11.22 IUBMB
Gene Name(s): CDK2 Gene View CDKN2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Cyclin-A2 B, D 260 Homo sapiens Fragment: UNP residues 113-432
Gene Name(s): CCNA2 Gene View CCN1 CCNA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
5BP
Query on 5BP

A, C N-cyclopropyl-4-pyrazolo[1,5-b]pyridazin- 3-ylpyrimidin-2-amine
C13 H12 N6
CAGHIASAHLPQMS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
5BP IC50: 120 nM (100) BindingDB

N/A in BindingMoad
IC50: 120 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.22 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.219
  • Space Group: P 62 2 2

Unit Cell:

Length (Å) Angle (°)
a = 183.78 α = 90.00
b = 183.78 β = 90.00
c = 214.04 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-09-17
  • Released Date: 2008-10-21
  • Deposition author(s): Stevens, K., Reno, M., Alberti, J., Price, D., Kane-Carson, L., Knick, V., Shewchuk, L., Hassell, A., Veal, J., Peel, M.

Revision History

  • Version 1_0: 2008-10-21

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Advisory, Refinement description, Version format compliance