3EOC

Cdk2/CyclinA complexed with a imidazo triazin-2-amine


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.20 Å
  • R-Value Free: 0.238 
  • R-Value Work: 0.215 
  • R-Value Observed: 0.216 

wwPDB Validation 3D Report Full Report


This is version 1.3 of the entry. See complete history


Literature

Imidazo[5,1-f][1,2,4]triazin-2-amines as novel inhibitors of polo-like kinase 1.

Cheung, M.Kuntz, K.W.Pobanz, M.Salovich, J.M.Wilson, B.J.Andrews, C.W.Shewchuk, L.M.Epperly, A.H.Hassler, D.F.Leesnitzer, M.A.Smith, J.L.Smith, G.K.Lansing, T.J.Mook, R.A.

(2008) Bioorg Med Chem Lett 18: 6214-6217

  • DOI: 10.1016/j.bmcl.2008.09.100
  • Structures With Same Primary Citation

  • PubMed Abstract: 
  • The synthesis and biological activities of imidazo[5,1-f][1,2,4]triazin-2-amines (imidazotriazines) as novel polo-like kinase 1 inhibitors are reported.

    The synthesis and biological activities of imidazo[5,1-f][1,2,4]triazin-2-amines (imidazotriazines) as novel polo-like kinase 1 inhibitors are reported.


    Organizational Affiliation

    GlaxoSmithKline, Fire Moore Drive, Research Triangle Park, NC 27709, USA. mui.h.cheung@gsk.com



Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Cell division protein kinase 2
A, C
298Homo sapiensMutation(s): 0 
Gene Names: CDK2CDKN2
EC: 2.7.11.22
Find proteins for P24941 (Homo sapiens)
Go to UniProtKB:  P24941
NIH Common Fund Data Resources
PHAROS  P24941
Protein Feature View
  • Reference Sequence

Find similar proteins by: Sequence  |  Structure

Entity ID: 2
MoleculeChainsSequence LengthOrganismDetails
Cyclin-A2
B, D
260Homo sapiensMutation(s): 0 
Gene Names: CCNA2CCN1CCNA
Find proteins for P20248 (Homo sapiens)
Go to UniProtKB:  P20248
NIH Common Fund Data Resources
PHAROS  P20248
Protein Feature View
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
T2A
Query on T2A

Download CCD File 
A, C
5-methyl-7-phenyl-N-(3,4,5-trimethoxyphenyl)imidazo[5,1-f][1,2,4]triazin-2-amine
C21 H21 N5 O3
HOOQLZPFGONGJY-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
T2AIC50 :  230   nM  PDBBind
T2AIC50:  230   nM  BindingDB
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.20 Å
  • R-Value Free: 0.238 
  • R-Value Work: 0.215 
  • R-Value Observed: 0.216 
  • Space Group: P 62 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 182.977α = 90
b = 182.977β = 90
c = 213.687γ = 120
Software Package:
Software NamePurpose
REFMACrefinement
CNSrefinement
DENZOdata reduction
HKL-2000data scaling
CNSphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2008-11-04
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Advisory, Refinement description, Version format compliance
  • Version 1.2: 2017-10-25
    Changes: Refinement description
  • Version 1.3: 2019-07-24
    Changes: Data collection, Refinement description