1U9W

Crystal Structure of the Cysteine Protease Human Cathepsin K in Complex with the Covalent Inhibitor NVP-ABI491


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free: 0.226 
  • R-Value Work: 0.169 
  • R-Value Observed: 0.169 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.3 of the entry. See complete history


Literature

Novel purine nitrile derived inhibitors of the cysteine protease cathepsin K

Altmann, E.Cowan-Jacob, S.W.Missbach, M.

(2004) J Med Chem 47: 5833-5836

  • DOI: 10.1021/jm0493111
  • Primary Citation of Related Structures:  
    1U9V, 1U9W, 1U9X

  • PubMed Abstract: 
  • Starting from the high-throughput screening hit 1a, novel cathepsin K inhibitors have been developed based on a purine scaffold. High-resolution X-ray structures of several derivatives have revealed the binding mode of these unique cysteine protease inhibitors ...

    Starting from the high-throughput screening hit 1a, novel cathepsin K inhibitors have been developed based on a purine scaffold. High-resolution X-ray structures of several derivatives have revealed the binding mode of these unique cysteine protease inhibitors.


    Organizational Affiliation

    Novartis Institutes for BioMedical Research, CH-4002 Basel, Switzerland. eva.altmann@pharma.novartis.com



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Cathepsin KA217Homo sapiensMutation(s): 0 
Gene Names: CTSKCTSOCTSO2
EC: 3.4.22.38
UniProt & NIH Common Fund Data Resources
Find proteins for P43235 (Homo sapiens)
Explore P43235 
Go to UniProtKB:  P43235
PHAROS:  P43235
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP43235
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
IHI
Query on IHI

Download Ideal Coordinates CCD File 
B [auth A]9-CYCLOPENTYL-6-[2-(3-IMIDAZOL-1-YL-PROPOXY)-PHENYLAMINO]-9H-PURINE-2-CARBONITRILE
C23 H24 N8 O
JJNKDTWKWYLERH-UHFFFAOYSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
IHI BindingDB:  1U9W IC50: 3.5 (nM) from 1 assay(s)
PDBBind:  1U9W IC50: 3.5 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free: 0.226 
  • R-Value Work: 0.169 
  • R-Value Observed: 0.169 
  • Space Group: P 43 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 63.6α = 90
b = 63.6β = 90
c = 116.4γ = 90
Software Package:
Software NamePurpose
XDSdata scaling
AUTOMARdata reduction
X-PLORmodel building
X-PLORrefinement
XDSdata reduction
X-PLORphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 



Entry History 

Deposition Data

  • Deposited Date: 2004-08-11 
  • Released Date: 2005-08-11 
  • Deposition Author(s): Cowan-Jacob, S.W.

Revision History  (Full details and data files)

  • Version 1.0: 2005-08-11
    Type: Initial release
  • Version 1.1: 2008-04-30
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2017-10-11
    Changes: Refinement description