1AU3

CRYSTAL STRUCTURE OF THE CYSTEINE PROTEASE HUMAN CATHEPSIN K IN COMPLEX WITH A COVALENT PYRROLIDINONE INHIBITOR

Structural Biology Knowledgebase: 1AU3 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.353
  • R-Value Work: 0.193

Literature

Macromolecules
Sequence Display for 1AU3

Classification: HYDROLASE

Total Structure Weight: 24118.34

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
PCM
Query on PCM

A 1-[N[(PHENYLMETHOXY)CARBONYL]-L-LEUCYL-4- [[N/N-[(PHENYLMETHOXY)CARBONYL]-/NL-LEUCYL]AMINO]- 3-PYRROLIDINONE/N
C32 H42 N4 O7
GXENQLUSOCKXDN-GMQQYTKMSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
PCM Ki: 2 - 2.3 nM (100) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.353
  • R-Value Work: 0.193
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 38.84 α = 90.00
b = 50.99 β = 90.00
c = 103.58 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

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

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4