1AU0

CRYSTAL STRUCTURE OF THE CYSTEINE PROTEASE HUMAN CATHEPSIN K IN COMPLEX WITH A COVALENT SYMMETRIC DIACYLAMINOMETHYL KETONE INHIBITOR


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.365
  • R-Value Work: 0.217

Literature

Macromolecules
Sequence Display for 1AU0

Classification: HYDROLASE

Total Structure Weight: 24106.17

Macromolecule Entities
Molecule Chains Length Organism Details
CATHEPSIN K A 215 Homo sapiens EC#: 3.4.22.38 IUBMB
Details: INHIBITOR COVALENTLY BOUND TO ACTIVE SITE CYS 25
Gene Name(s): CTSK Gene View CTSO Gene View CTSO2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SDK
Query on SDK

A 1,3-BIS[[N-[(PHENYLMETHOXY)CARBONYL]-L-LEUCYL]AMINO]- 2-PROPANONE
SYMMETRIC DIACYLAMINOETHYL KETONE (Synonym)
C31 H42 N4 O7
APGQPPIXNOCMOK-SVBPBHIXSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
SDK Ki: 22 nM (100) BindingDB

N/A in BindingMoad
Ki: 22 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.365
  • R-Value Work: 0.217
  • Space Group: P 43 21 2

Unit Cell:

Length (Å) Angle (°)
a = 57.75 α = 90.00
b = 57.75 β = 90.00
c = 131.12 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-09-09
  • Released Date: 1998-10-14
  • Deposition author(s): Zhao, B., Smith, W.W., Janson, C.A., Abdel-Meguid, S.S.

Revision History

  • Version 1_0: 1998-10-14

    Type: Initial release

  • Version 1_1: 2008-03-03

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance