Crystal structure of CDK2 with SAR37, an aminoindazole type inhibitor

Experimental Data Snapshot

  • Resolution: 2.40 Å
  • R-Value Free: 0.250 
  • R-Value Work: 0.184 

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Rational design of potent GSK3beta inhibitors with selectivity for Cdk1 and Cdk2.

Lesuisse, D.Dutruc-Rosset, G.Tiraboschi, G.Dreyer, M.K.Maignan, S.Chevalier, A.Halley, F.Bertrand, P.Burgevin, M.C.Quarteronet, D.Rooney, T.

(2010) Bioorg Med Chem Lett 20: 1985-1989

  • DOI: https://doi.org/10.1016/j.bmcl.2010.01.114
  • Primary Citation of Related Structures:  
    3LAU, 3LFN, 3LFQ, 3LFS

  • PubMed Abstract: 

    From an HTS hit, a series of potent and selective inhibitors of GSK3beta have been designed based on a Cdk2-homology model and with the help of several crystal structures of the compounds within Cdk2.

  • Organizational Affiliation

    Medicinal Chemistry, 13 Quai Jules Guesde, 94300 Vitry-sur-Seine, France. dominique.lesuisse@sanofi-aventis.com

Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Cell division protein kinase 2298Homo sapiensMutation(s): 0 
Gene Names: CDK2
UniProt & NIH Common Fund Data Resources
Find proteins for P24941 (Homo sapiens)
Explore P24941 
Go to UniProtKB:  P24941
PHAROS:  P24941
GTEx:  ENSG00000123374 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP24941
Sequence Annotations
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
Query on A07

Download Ideal Coordinates CCD File 
B [auth A]N-(6-chloro-5-phenyl-1H-indazol-3-yl)butanamide
C17 H16 Cl N3 O
Binding Affinity Annotations 
IDSourceBinding Affinity
A07 Binding MOAD:  3LFS Ki: 2500 (nM) from 1 assay(s)
PDBBind:  3LFS IC50: 2500 (nM) from 1 assay(s)
BindingDB:  3LFS IC50: 2500 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Resolution: 2.40 Å
  • R-Value Free: 0.250 
  • R-Value Work: 0.184 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 54.279α = 90
b = 72.961β = 90
c = 72.442γ = 90
Software Package:
Software NamePurpose
XDSdata reduction
XSCALEdata scaling

Structure Validation

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Ligand Structure Quality Assessment 

Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2010-03-02
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Version format compliance
  • Version 1.2: 2024-02-21
    Changes: Data collection, Database references, Derived calculations