3TGG

A novel series of potent and selective PDE5 inhibitor2


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.91 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.186 
  • R-Value Observed: 0.188 

wwPDB Validation 3D Report Full Report



Literature

Investigation of the pyrazinones as PDE5 inhibitors: evaluation of regioisomeric projections into the solvent region.

Hughes, R.O.Maddux, T.Joseph Rogier, D.Lu, S.Walker, J.K.Jon Jacobsen, E.Rumsey, J.M.Zheng, Y.Macinnes, A.Bond, B.R.Han, S.

(2011) Bioorg Med Chem Lett 21: 6348-6352

  • DOI: 10.1016/j.bmcl.2011.08.106
  • Primary Citation of Related Structures:  
    3TGE, 3TGG

  • PubMed Abstract: 
  • We describe the design, synthesis and profiling of a novel series of PDE5 inhibitors. We take advantage of an alternate projection into the solvent region to identify compounds with excellent potency, selectivity and pharmacokinetic profiles.


    Organizational Affiliation

    Pfizer Global Research and Development, 700 Chesterfield Parkway West, St. Louis, MO 63017, USA. robowenhughes@gmail.com



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
cGMP-specific 3',5'-cyclic phosphodiesteraseA326Homo sapiensMutation(s): 13 
Gene Names: PDE5APDE5
EC: 3.1.4.35
Find proteins for O76074 (Homo sapiens)
Explore O76074 
Go to UniProtKB:  O76074
NIH Common Fund Data Resources
PHAROS  O76074
Protein Feature View
 ( Mouse scroll to zoom / Hold left click to move )
  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
0H3
Query on 0H3

Download CCD File 
A
7-(6-methoxypyridin-3-yl)-4-{[2-(propan-2-yloxy)ethyl]amino}-1-(2-propoxyethyl)pyrido[4,3-d]pyrimidin-2(1H)-one
C23 H31 N5 O4
WVANLBXFBJNOKP-UHFFFAOYSA-N
 Ligand Interaction
ZN
Query on ZN

Download CCD File 
A
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
 Ligand Interaction
MG
Query on MG

Download CCD File 
A
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
0H3IC50:  0.10000000149011612   nM  BindingDB
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.91 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.186 
  • R-Value Observed: 0.188 
  • Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 54.493α = 90
b = 76.508β = 102.42
c = 76.811γ = 90
Software Package:
Software NamePurpose
HKL-2000data collection
PHASERphasing
BUSTERrefinement
HKL-2000data reduction
HKL-2000data scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

  • Deposited Date: 2011-08-17 
  • Released Date: 2012-01-25 
  • Deposition Author(s): Han, S.

Revision History 

  • Version 1.0: 2012-01-25
    Type: Initial release