1EWO | pdb_00001ewo

THE CYSTEINE PROTEASE CRUZAIN BOUND TO WRR-204

• PDB DOI: https://doi.org/10.2210/pdb1EWO/pdb

• Classification: HYDROLASE/HYDROLASE INHIBITOR
• Organism(s): Trypanosoma cruzi
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2000-04-26 Released: 2003-06-10 
• Deposition Author(s): Brinen, L.S., Gillmor, S.A., Fletterick, R.J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.262 (Depositor), 0.233 (DCC) 
• R-Value Work: 
  0.221 (Depositor), 0.192 (DCC) 
• R-Value Observed: 
  0.221 (Depositor) 

Literature

Crystal Structure of Cruzain bound to WRR-204

Brinen, L.S., Gillmor, S.A., Fletterick, R.J.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 23.32 kDa 
• Atom Count: 1,668 
• Modeled Residue Count: 215 
• Deposited Residue Count: 215 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CRUZAIN	A	215	Trypanosoma cruzi	Mutation(s): 0  EC: 3.4.22 (PDB Primary Data), 3.4.22.51 (UniProt)
UniProt
Find proteins for P25779 (Trypanosoma cruzi) Explore P25779  Go to UniProtKB:  P25779

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
VSC	B [auth A]	N-[N'-BENZYLOXYCARBONYL-PHENYLALANINYL]-3-AMINO-5-PHENYL-PENTANE-1-SULFONIC ACID PHENYL ESTER C34 H36 N2 O6 S SUGQHICXCRBQOI-CDZUIXILSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.262 (Depositor), 0.233 (DCC) 
• R-Value Work:  0.221 (Depositor), 0.192 (DCC) 
• R-Value Observed: 0.221 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.206	α = 90
b = 51.551	β = 116.13
c = 45.511	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
X-PLOR	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-06-10 
Deposition Author(s): Brinen, L.S., Gillmor, S.A., Fletterick, R.J.

Revision History  

• Version 1.0: 2003-06-10
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
• Version 1.3: 2024-11-20
  Changes: Data collection, Database references, Derived calculations, Structure summary