3UA8

Crystal Structure Analysis of a 6-Amino Quinazolinedione Sulfonamide bound to human GluR2


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.90 Å
  • R-Value Free: 0.215 
  • R-Value Work: 0.184 
  • R-Value Observed: 0.185 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history


Literature

6-Amino quinazolinedione sulfonamides as orally active competitive AMPA receptor antagonists.

Orain, D.Ofner, S.Koller, M.Carcache, D.A.Froestl, W.Allgeier, H.Rasetti, V.Nozulak, J.Mattes, H.Soldermann, N.Floersheim, P.Desrayaud, S.Kallen, J.Lingenhoehl, K.Urwyler, S.

(2012) Bioorg Med Chem Lett 22: 996-999

  • DOI: 10.1016/j.bmcl.2011.12.009
  • Primary Citation of Related Structures:  
    3UA8

  • PubMed Abstract: 
  • A new set of quinazolinedione sulfonamide derivatives as competitive AMPA receptor antagonist with improved properties compared to 1 is disclosed. By modulating physico-chemical properties, compound 29 was identified with a low ED(50) of 5.5mg/kg in an animal model of anticonvulsant activity after oral dosage ...

    A new set of quinazolinedione sulfonamide derivatives as competitive AMPA receptor antagonist with improved properties compared to 1 is disclosed. By modulating physico-chemical properties, compound 29 was identified with a low ED(50) of 5.5mg/kg in an animal model of anticonvulsant activity after oral dosage.


    Organizational Affiliation

    Novartis Institute for Biomedical Research, Global Discovery Chemistry, Basel CH-4002, Switzerland. david.orain@novartis.com



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Glutamate receptor 2A263Homo sapiensMutation(s): 0 
Gene Names: GRIA2GLUR2
UniProt & NIH Common Fund Data Resources
Find proteins for P42262 (Homo sapiens)
Explore P42262 
Go to UniProtKB:  P42262
PHAROS:  P42262
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
08W (Subject of Investigation/LOI)
Query on 08W

Download Ideal Coordinates CCD File 
B [auth A]N-methyl-1-{3-[(methylsulfonyl)amino]-2,4-dioxo-7-(trifluoromethyl)-1,2,3,4-tetrahydroquinazolin-6-yl}-1H-imidazole-4-carboxamide
C15 H13 F3 N6 O5 S
HFRCANFHOYZAQE-UHFFFAOYSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
08W PDBBind:  3UA8 IC50: 14 (nM) from 1 assay(s)
Binding MOAD:  3UA8 IC50: 14 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.90 Å
  • R-Value Free: 0.215 
  • R-Value Work: 0.184 
  • R-Value Observed: 0.185 
  • Space Group: P 21 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 51.181α = 90
b = 104.548β = 90
c = 49.441γ = 90
Software Package:
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction
RemDAqdata collection

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment  



Entry History 

Deposition Data

  • Deposited Date: 2011-10-21 
  • Released Date: 2012-01-11 
  • Deposition Author(s): Kallen, J.

Revision History  (Full details and data files)

  • Version 1.0: 2012-01-11
    Type: Initial release
  • Version 1.1: 2012-01-18
    Changes: Database references
  • Version 1.2: 2017-07-26
    Changes: Refinement description, Source and taxonomy