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: 2.3 Å
  • R-Value Free: 0.226 
  • R-Value Work: 0.169 

wwPDB Validation 3D Report Full Report


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:  

  • 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 ...

    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: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Cathepsin K
A
217Homo sapiensMutation(s): 0 
Gene Names: CTSK (CTSO, CTSO2)
EC: 3.4.22.38
Find proteins for P43235 (Homo sapiens)
Go to Gene View: CTSK
Go to UniProtKB:  P43235
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
IHI
Query on IHI

Download SDF File 
Download CCD File 
A
9-CYCLOPENTYL-6-[2-(3-IMIDAZOL-1-YL-PROPOXY)-PHENYLAMINO]-9H-PURINE-2-CARBONITRILE
NVP-ABI491
C23 H24 N8 O
JJNKDTWKWYLERH-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
IHIIC50: 3.5 nM (100) BINDINGDB
IHIIC50: 3.5 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.226 
  • R-Value Work: 0.169 
  • Space Group: P 43 21 2
Unit Cell:
Length (Å)Angle (°)
a = 63.600α = 90.00
b = 63.600β = 90.00
c = 116.400γ = 90.00
Software Package:
Software NamePurpose
XDSdata scaling
X-PLORmodel building
XDSdata reduction
AUTOMARdata reduction
X-PLORrefinement
X-PLORphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

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

Revision History 

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