Jnk1 complexed with a bis-anilino-pyrrolopyrimidine inhibitor.

Experimental Data Snapshot

  • Resolution: 1.80 Å
  • R-Value Free: 0.215 
  • R-Value Work: 0.187 
  • R-Value Observed: 0.188 

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Ligand Structure Quality Assessment 

This is version 1.1 of the entry. See complete history


Optimization of 4,6-bis-anilino-1H-pyrrolo[2,3-d]pyrimidine IGF-1R tyrosine kinase inhibitors towards JNK selectivity.

Chamberlain, S.D.Redman, A.M.Wilson, J.W.Deanda, F.Shotwell, J.B.Gerding, R.Lei, H.Yang, B.Stevens, K.L.Hassell, A.M.Shewchuk, L.M.Leesnitzer, M.A.Smith, J.L.Sabbatini, P.Atkins, C.Groy, A.Rowand, J.L.Kumar, R.Mook, R.A.Moorthy, G.Patnaik, S.

(2009) Bioorg Med Chem Lett 19: 360-364

  • DOI: 10.1016/j.bmcl.2008.11.077
  • Primary Citation of Related Structures:  
    3EKN, 3ELJ

  • PubMed Abstract: 
  • The SAR of C5' functional groups with terminal basic amines at the C6 aniline of 4,6-bis-anilino-1H-pyrrolo[2,3-d]pyrimidines is reported. Examples demonstrate potent inhibition of IGF-1R with 1000-fold selectivity over JNK1 and 3 in enzymatic assays.

    Organizational Affiliation

    GlaxoSmithKline, Oncology R&D, 5 Moore Drive, Research Triangle Park, NC 27709, USA.

Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Mitogen-activated protein kinase 8A369Homo sapiensMutation(s): 0 
UniProt & NIH Common Fund Data Resources
Find proteins for P45983 (Homo sapiens)
Explore P45983 
Go to UniProtKB:  P45983
PHAROS:  P45983
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP45983
Protein Feature View
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
Query on GS7

Download Ideal Coordinates CCD File 
B [auth A]2-fluoro-6-{[2-({2-methoxy-4-[(methylsulfonyl)methyl]phenyl}amino)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino}benzamide
C22 H21 F N6 O4 S
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
GS7 PDBBind:  3ELJ IC50: 5000 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Resolution: 1.80 Å
  • R-Value Free: 0.215 
  • R-Value Work: 0.187 
  • R-Value Observed: 0.188 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 50.745α = 90
b = 71.465β = 90
c = 108.692γ = 90
Software Package:
Software NamePurpose
ADSCdata collection
MOSFLMdata reduction
SCALAdata 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: 2008-12-30
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Advisory, Version format compliance