4X7H | pdb_00004x7h

Co-crystal Structure of PERK bound to N-{5-[(6,7-dimethoxyquinolin-4-yl)oxy]pyridin-2-yl}-1-methyl-3-oxo-2-phenyl-5-(pyridin-4-yl)-2,3-dihydro-1H-pyrazole-4-carboxamide inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.00 Å
  • R-Value Free: 
    0.214 (Depositor), 0.210 (DCC) 
  • R-Value Work: 
    0.201 (Depositor), 0.200 (DCC) 
  • R-Value Observed: 
    0.202 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 

Created with Raphaël 2.3.0Worse 01 BetterLigand structure goodness of fit to experimental dataBest fitted 3Z2Click on this verticalbar to view details

This is version 1.3 of the entry. See complete history


Literature

Discovery of 1H-Pyrazol-3(2H)-ones as Potent and Selective Inhibitors of Protein Kinase R-like Endoplasmic Reticulum Kinase (PERK).

Smith, A.L.Andrews, K.L.Beckmann, H.Bellon, S.F.Beltran, P.J.Booker, S.Chen, H.Chung, Y.A.D'Angelo, N.D.Dao, J.Dellamaggiore, K.R.Jaeckel, P.Kendall, R.Labitzke, K.Long, A.M.Materna-Reichelt, S.Mitchell, P.Norman, M.H.Powers, D.Rose, M.Shaffer, P.L.Wu, M.M.Lipford, J.R.

(2015) J Med Chem 58: 1426-1441

  • DOI: https://doi.org/10.1021/jm5017494
  • Primary Citation of Related Structures:  
    4X7H, 4X7J, 4X7K, 4X7L, 4X7N, 4X7O

  • PubMed Abstract: 

    The structure-based design and optimization of a novel series of selective PERK inhibitors are described resulting in the identification of 44 as a potent, highly selective, and orally active tool compound suitable for PERK pathway biology exploration both in vitro and in vivo.


  • Organizational Affiliation

    Departments of †Medicinal Chemistry, ‡Molecular Structure and Characterization, §Oncology Research, and ∥Pharmacokinetics and Drug Metabolism, Amgen Inc. , One Amgen Center Drive, Thousand Oaks, California 91320-1799, United States.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Eukaryotic translation initiation factor 2-alpha kinase 3,Eukaryotic translation initiation factor 2-alpha kinase 3317Homo sapiensMutation(s): 1 
Gene Names: EIF2AK3PEKPERK
EC: 2.7.11.1 (PDB Primary Data), 2.7.10.2 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for Q9NZJ5 (Homo sapiens)
Explore Q9NZJ5 
Go to UniProtKB:  Q9NZJ5
PHAROS:  Q9NZJ5
GTEx:  ENSG00000172071 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9NZJ5
Sequence Annotations
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  • Reference Sequence
Small Molecules
Binding Affinity Annotations 
IDSourceBinding Affinity
3Z2 BindingDB:  4X7H IC50: 42 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.00 Å
  • R-Value Free:  0.214 (Depositor), 0.210 (DCC) 
  • R-Value Work:  0.201 (Depositor), 0.200 (DCC) 
  • R-Value Observed: 0.202 (Depositor) 
Space Group: P 41 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 81.428α = 90
b = 81.428β = 90
c = 127.933γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
SCALEPACKdata scaling
PDB_EXTRACTdata extraction
MOLREPphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 

Created with Raphaël 2.3.0Worse 01 BetterLigand structure goodness of fit to experimental dataBest fitted 3Z2Click on this verticalbar to view details

Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2015-02-04
    Type: Initial release
  • Version 1.1: 2015-02-25
    Changes: Database references
  • Version 1.2: 2017-11-22
    Changes: Database references, Derived calculations, Refinement description, Source and taxonomy, Structure summary
  • Version 1.3: 2023-09-27
    Changes: Data collection, Database references, Refinement description