1EWL

CRYSTAL STRUCTURE OF CRUZAIN BOUND TO WRR-99

• PDB DOI: https://doi.org/10.2210/pdb1EWL/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.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.233 
• R-Value Work: 0.171 
• R-Value Observed: 0.171 

Literature

Crystal Structure of Cruzain bound to WRR-99

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: 23.08 kDa 
• Atom Count: 1,687 
• Modelled 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
R99	B [auth A]	N-[3-CARBOXY-2-HYDROXY-PROPIONYL]-D-HOMOPHENYLALANYL-AMINO-2-METHYLBUTANE C19 H28 N2 O5 KVZMXOVSHIMGNA-CVEARBPZSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.233 
• R-Value Work: 0.171 
• R-Value Observed: 0.171 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.095	α = 90
b = 51.648	β = 114.92
c = 45.257	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