1EEA

Acetylcholinesterase

• PDB DOI: https://doi.org/10.2210/pdb1EEA/pdb

• Classification: HYDROLASE
• Organism(s): Electrophorus electricus
• Mutation(s): No 


• Deposited: 1999-01-26 Released: 1999-02-01 
• Deposition Author(s): Raves, M.L., Giles, K., Schrag, J.D., Schmid, M.F., Phillips Jr., G.N., Wah, C., Howard, A.J., Silman, I., Sussman, J.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 4.50 Å

Starting Model: experimental

Literature

Quaternary Structure of Tetrameric Acetylcholinesterase

Raves, M.L., Giles, K., Schrag, J.D., Schmid, M.F., Phillips Jr., G.N., Wah, C., Howard, A.J., Silman, I., Sussman, J.L., Doctor, B.P., Quinn, D.M., Rotundo, R.L., Taylor, P.

(1998) Structure And Function Of Cholinesterases And Related Proteins 

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 60.46 kDa 
• Atom Count: 4,115 
• Modelled Residue Count: 526 
• Deposited Residue Count: 534 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PROTEIN (ACETYLCHOLINESTERASE)	A	534	Electrophorus electricus	Mutation(s): 0  EC: 3.1.1.7
UniProt
Find proteins for P04058 (Tetronarce californica) Explore P04058  Go to UniProtKB:  P04058

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 4.50 Å
• Space Group: F 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 140.86	α = 90
b = 201.46	β = 90
c = 235.77	γ = 90

Software Package:

Software Name	Purpose
X-GEN	data scaling
X-GEN	data reduction
X-PLOR	model building
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1999-02-01 
Deposition Author(s): Raves, M.L., Giles, K., Schrag, J.D., Schmid, M.F., Phillips Jr., G.N., Wah, C., Howard, A.J., Silman, I., Sussman, J.L.

Revision History  

• Version 1.0: 1999-02-01
  Type: Initial release
  
• Version 1.1: 2008-04-26
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2014-05-21
  Changes: Other
• Version 1.4: 2017-10-04
  Changes: Refinement description
• Version 1.5: 2019-10-30
  Changes: Data collection, Database references
• Version 1.6: 2019-12-18
  Changes: Data collection, Derived calculations
• Version 1.7: 2023-08-09
  Changes: Data collection, Database references, Refinement description
• Version 1.8: 2024-10-30
  Changes: Structure summary