1ATK

CRYSTAL STRUCTURE OF THE CYSTEINE PROTEASE HUMAN CATHEPSIN K IN COMPLEX WITH THE COVALENT INHIBITOR E-64


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.310 
  • R-Value Work: 0.215 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Crystal structure of human osteoclast cathepsin K complex with E-64.

Zhao, B.Janson, C.A.Amegadzie, B.Y.D'Alessio, K.Griffin, C.Hanning, C.R.Jones, C.Kurdyla, J.McQueney, M.Qiu, X.Smith, W.W.Abdel-Meguid, S.S.

(1997) Nat.Struct.Mol.Biol. 4: 109-111


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
CATHEPSIN K
A
215Homo sapiensGene 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
E64
Query on E64

Download SDF File 
Download CCD File 
A
N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE
C15 H30 N5 O5
QPQNJAXBPHVASB-QWRGUYRKSA-O
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.310 
  • R-Value Work: 0.215 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 38.400α = 90.00
b = 50.700β = 90.00
c = 104.900γ = 90.00
Software Package:
Software NamePurpose
X-PLORrefinement
XENGENdata reduction
X-PLORmodel building
X-PLORphasing
XENGENdata scaling
XENGENdata collection

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 1998-02-04
    Type: Initial release
  • Version 1.1: 2008-03-24
    Type: Version format compliance
  • Version 1.2: 2011-07-13
    Type: Version format compliance