5HF6

Crystal structure of human acetylcholinesterase in complex with paraoxon in the aged state

• PDB DOI: https://doi.org/10.2210/pdb5HF6/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2016-01-06 Released: 2016-06-22 
• Deposition Author(s): Franklin, M.F., Rudolph, M.J., Ginter, C., Cassidy, M.S., Cheung, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.206 
• R-Value Work: 0.174 
• R-Value Observed: 0.176 

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: 120.76 kDa 
• Atom Count: 9,023 
• Modelled Residue Count: 1,066 
• Deposited Residue Count: 1,084 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetylcholinesterase	A, B	542	Homo sapiens	Mutation(s): 0  Gene Names: ACHE EC: 3.1.1.7
UniProt & NIH Common Fund Data Resources
Find proteins for P22303 (Homo sapiens) Explore P22303  Go to UniProtKB:  P22303
PHAROS:  P22303 GTEx:  ENSG00000087085

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	C, D	3		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G21290RB GlyCosmos:  G21290RB GlyGen:  G21290RB

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	H [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
EFS	E [auth A], I [auth B]	ETHYL DIHYDROGEN PHOSPHATE C2 H7 O4 P ZJXZSIYSNXKHEA-UHFFFAOYSA-N
EDO	F [auth A], G [auth A], J [auth B], K [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.206 
• R-Value Work: 0.174 
• R-Value Observed: 0.176 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 105.899	α = 90
b = 105.899	β = 90
c = 323.078	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-06-22 
Deposition Author(s): Franklin, M.F., Rudolph, M.J., Ginter, C., Cassidy, M.S., Cheung, J.

Revision History  

• Version 1.0: 2016-06-22
  Type: Initial release
  
• Version 1.1: 2016-08-24
  Changes: Database references
• Version 1.2: 2017-11-22
  Changes: Database references, Derived calculations, Refinement description
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Structure summary
• Version 2.1: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary