4NW6

Rsk2 N-terminal kinase in complex with 2-amino-7-substituted benzoxazole compound 27


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.74 Å
  • R-Value Free: 0.201 
  • R-Value Work: 0.165 
  • R-Value Observed: 0.167 

wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

2-Amino-7-substituted benzoxazole analogs as potent RSK2 inhibitors.

Costales, A.Mathur, M.Ramurthy, S.Lan, J.Subramanian, S.Jain, R.Atallah, G.Setti, L.Lindvall, M.Appleton, B.A.Ornelas, E.Feucht, P.Warne, B.Doyle, L.Basham, S.E.Aronchik, I.Jefferson, A.B.Shafer, C.M.

(2014) Bioorg Med Chem Lett 24: 1592-1596

  • DOI: 10.1016/j.bmcl.2014.01.058
  • Primary Citation of Related Structures:  
    4NW5, 4NW6

  • PubMed Abstract: 
  • 2-Amino-7-substituted benzoxazole analogs were identified by HTS as inhibitors of RSK2. Molecular modeling and medicinal chemistry techniques were employed to explore the SAR for this series with a focus of improving in vitro and target modulation potenc ...

    2-Amino-7-substituted benzoxazole analogs were identified by HTS as inhibitors of RSK2. Molecular modeling and medicinal chemistry techniques were employed to explore the SAR for this series with a focus of improving in vitro and target modulation potency and physicochemical properties.


    Organizational Affiliation

    Global Discovery Chemistry/Oncology & Exploratory Chemistry, Novartis Institutes for Biomedical Research, 4560 Horton Street, Emeryville, CA 94608, USA. Electronic address: cynthia.shafer@novartis.com.



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Ribosomal protein S6 kinase alpha-3 A323Homo sapiensMutation(s): 0 
Gene Names: RPS6KA3ISPK1MAPKAPK1BRSK2
EC: 2.7.11.1
Find proteins for P51812 (Homo sapiens)
Explore P51812 
Go to UniProtKB:  P51812
NIH Common Fund Data Resources
PHAROS:  P51812
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
2NS
Query on 2NS

Download Ideal Coordinates CCD File 
A
7-(1H-benzimidazol-7-yl)-N-(3,4,5-trimethoxyphenyl)-1,3-benzoxazol-2-amine
C23 H20 N4 O4
ZWUCWBYYVLQXEP-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
2NSIC50:  4   nM  Binding MOAD
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.74 Å
  • R-Value Free: 0.201 
  • R-Value Work: 0.165 
  • R-Value Observed: 0.167 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 51.87α = 90
b = 60.53β = 90
c = 112.24γ = 90
Software Package:
Software NamePurpose
BUSTERrefinement

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

  • Deposited Date: 2013-12-05 
  • Released Date: 2014-02-19 
  • Deposition Author(s): Appleton, B.A.

Revision History 

  • Version 1.0: 2014-02-19
    Type: Initial release
  • Version 1.1: 2014-10-08
    Changes: Database references