Biological Assembly 1  

 3D View: Structure | Electron Density

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 35.81 kDa 
• Atom Count: 2376 
• Residue Count: 293 
• Unique protein chains: 2

4E18

Alpha-E-catenin is an autoinhibited molecule that co-activates vinculin

• DOI: 10.2210/pdb4E18/pdb

• Classification: CELL ADHESION
• Organism(s): Gallus gallus, Mus musculus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-03-05 Released: 2012-05-16 
• Deposition Author(s): Choi, H.-J., Pokutta, S., Cadwell, G.W., Bankston, L.A., Liddington, R.C., Weis, W.I.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.273 
• R-Value Work: 0.218 
• R-Value Observed: 0.222 

Literature

Conformational plasticity of alpha-catenin revealed by binding interactions with vinculin

Choi, H.-J., Pokutta, S., Bankston, L., Liddington, R., Weis, W.I.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Vinculin	A	263	Gallus gallus	Mutation(s): 0  Gene Names: VCL, VINC1
Find proteins for P12003 (Gallus gallus) Explore P12003  Go to UniProtKB:  P12003

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details
Catenin alpha-1	B	59	Mus musculus	Mutation(s): 0  Gene Names: Ctnna1, Catna1
Find proteins for P26231 (Mus musculus) Explore P26231  Go to UniProtKB:  P26231

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.273 
• R-Value Work: 0.218 
• R-Value Observed: 0.222 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.233	α = 90
b = 68.102	β = 90
c = 99.575	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2012-03-05 
• Released Date: 2012-05-16 
Deposition Author(s): Choi, H.-J., Pokutta, S., Cadwell, G.W., Bankston, L.A., Liddington, R.C., Weis, W.I.

Revision History 

• Version 1.0: 2012-05-16
  Type: Initial release