2E6L | pdb_00002e6l

structure of mouse WRN exonuclease domain

• PDB DOI: https://doi.org/10.2210/pdb2E6L/pdb

• Classification: HYDROLASE
• Organism(s): Mus musculus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-12-27 Released: 2007-01-16 
• Deposition Author(s): Cho, Y., Choi, J.M.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.244 (Depositor), 0.244 (DCC) 
• R-Value Work: 
  0.197 (Depositor), 0.198 (DCC) 
• R-Value Observed: 
  0.197 (Depositor) 

Literature

probing the roles of active site residues in 3'-5' exonuclease of werner syndrome protein

Cho, Y., Choi, J.M.

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: 23.63 kDa 
• Atom Count: 1,622 
• Modeled Residue Count: 186 
• Deposited Residue Count: 208 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Werner syndrome ATP-dependent helicase homolog	A	208	Mus musculus	Mutation(s): 0  Gene Names: Wrn EC: 3.6.1 (PDB Primary Data), 5.6.2.4 (UniProt), 3.1 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for O09053 (Mus musculus) Explore O09053  Go to UniProtKB:  O09053
IMPC:  MGI:109635

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
ZN	C [auth A], D [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.244 (Depositor), 0.244 (DCC) 
• R-Value Work:  0.197 (Depositor), 0.198 (DCC) 
• R-Value Observed: 0.197 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.047	α = 90
b = 59.147	β = 90
c = 60.245	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-01-16 
Deposition Author(s): Cho, Y., Choi, J.M.

Revision History  

• Version 1.0: 2007-01-16
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-03-13
  Changes: Data collection, Database references, Derived calculations