4B80

Mus musculus Acetylcholinesterase in complex with N-(2-Diethylamino-ethyl)-1-(4-fluoro-phenyl)-methanesulfonamide

• PDB DOI: https://doi.org/10.2210/pdb4B80/pdb

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


• Deposited: 2012-08-24 Released: 2013-09-04 
• Deposition Author(s): Andersson, C.D., Forsgren, N., Akfur, C., Allgardsson, A., Berg, L., Qian, W., Ekstrom, F., Linusson, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.223 
• R-Value Work: 0.186 
• R-Value Observed: 0.187 

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 123.53 kDa 
• Atom Count: 8,861 
• Modelled Residue Count: 1,071 
• Deposited Residue Count: 1,096 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ACETYLCHOLINESTERASE	A, B	548	Mus musculus	Mutation(s): 0  EC: 3.1.1.7
UniProt & NIH Common Fund Data Resources
Find proteins for P21836 (Mus musculus) Explore P21836  Go to UniProtKB:  P21836
IMPC:  MGI:87876

Small Molecules

Ligands 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
P4C	X [auth B]	O-ACETALDEHYDYL-HEXAETHYLENE GLYCOL C14 H28 O8 CTLLATPOKUEFSQ-UHFFFAOYSA-N
A36	C [auth A], M [auth B]	N-[2-(diethylamino)ethyl]-1-(4-fluorophenyl)methanesulfonamide C13 H21 F N2 O2 S UKOZIEJMLUYTMK-UHFFFAOYSA-N
NAG	F [auth A], I [auth A], R [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
PGE	K [auth A], Q [auth B]	TRIETHYLENE GLYCOL C6 H14 O4 ZIBGPFATKBEMQZ-UHFFFAOYSA-N
PEG	G [auth A], H [auth A], J [auth A], P [auth B], U [auth B], W [auth B]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
SO4	E [auth A], O [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	D [auth A], L [auth A], N [auth B], S [auth B], T [auth B], V [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
A36	BindingDB:  4B80	IC50: 4.00e+4 (nM) from 1 assay(s)
	PDBBind:  4B80	IC50: 4.00e+4 (nM) from 1 assay(s)
	Binding MOAD:  4B80	IC50: 4.00e+4 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.223 
• R-Value Work: 0.186 
• R-Value Observed: 0.187 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.867	α = 90
b = 111.543	β = 90
c = 227.589	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
SCALA	data scaling
REFMAC	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-09-04 
Deposition Author(s): Andersson, C.D., Forsgren, N., Akfur, C., Allgardsson, A., Berg, L., Qian, W., Ekstrom, F., Linusson, A.

Revision History  

• Version 1.0: 2013-09-04
  Type: Initial release
  
• Version 1.1: 2013-09-11
  Changes: Database references
• Version 1.2: 2013-10-30
  Changes: Database references
• Version 1.3: 2018-01-17
  Changes: Data collection
• Version 2.0: 2018-07-11
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
• Version 2.1: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Other, Structure summary
• Version 2.2: 2023-12-20
  Changes: Data collection, Database references, Refinement description, Structure summary