4FRR | pdb_00004frr

X-ray structure of Acetylcholine binding protein from Aplysia californica in presence of 3-((S)-azetidin-2-ylmethoxy)-5-((1S,2R)-2-(2-methoxyethyl)cyclopropyl)pyridine

• PDB DOI: https://doi.org/10.2210/pdb4FRR/pdb

• Classification: ACETYLCHOLINE BINDING PROTEIN
• Organism(s): Aplysia californica
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2012-06-26 Released: 2013-10-16 
• Deposition Author(s): Mukhopadhyay, S., Mesecar, A.D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.246 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.197 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.200 (Depositor) 

Starting Model: experimental

Literature

X-ray structure of Acetylcholine binding protein from Aplysia californica in presence of 3-((S)-azetidin-2-ylmethoxy)-5-((1S,2R)-2-(2-methoxyethyl)cyclopropyl)pyridine

Mukhopadhyay, S., Mesecar, A.D.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C5  (Explore in 3D)
Global Stoichiometry: Homo 5-mer - A5 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C5  (Explore in 3D)
Global Stoichiometry: Homo 5-mer - A5 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 265.19 kDa 
• Atom Count: 18,186 
• Modeled Residue Count: 2,102 
• Deposited Residue Count: 2,320 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Soluble acetylcholine receptor	A, B, C, D, E, F, G, H, I, J	232	Aplysia californica	Mutation(s): 0
UniProt
Find proteins for Q8WSF8 (Aplysia californica) Explore Q8WSF8  Go to UniProtKB:  Q8WSF8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
0VC	CA [auth F], IA [auth H], K [auth A], NA [auth J], T [auth C], Y [auth E]	3-[(2S)-azetidin-2-ylmethoxy]-5-[(1S,2R)-2-(2-methoxyethyl)cyclopropyl]pyridine C15 H22 N2 O2 NMIIKXFGCKOYRV-WHOFXGATSA-N
GOL	AA [auth E], BA [auth E], DA [auth F], EA [auth F], FA [auth G], GA [auth G], HA [auth G], JA [auth H], KA [auth I], L [auth A], LA [auth I], M [auth A], MA [auth I], N [auth A], O [auth A], OA [auth J], P [auth A], PA [auth J], Q [auth B], R [auth B], S [auth B], U [auth C], V [auth C], W [auth D], X [auth D], Z [auth E]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.246 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.197 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.200 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 137.27	α = 90
b = 139.735	β = 90
c = 146.399	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-10-16 
Deposition Author(s): Mukhopadhyay, S., Mesecar, A.D.

Revision History  

• Version 1.0: 2013-10-16
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.3: 2024-11-20
  Changes: Structure summary