5JME

Crystal structure of acetylcholine binding protein (AChBP) from Aplysia Californica in complex with alpha-conotoxin PeIA

• PDB DOI: https://doi.org/10.2210/pdb5JME/pdb

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


• Deposited: 2016-04-28 Released: 2016-05-11 
• Deposition Author(s): Bobango, J., Sankaran, B., McIntosh, J.M., Talley, T.T.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.34 Å
• R-Value Free: 0.229 
• R-Value Work: 0.196 
• R-Value Observed: 0.197 

Starting Model: experimental

Literature

Crystal structure of acetylcholine binding protein (AChBP) from Aplysia Californica in complex with alpha-conotoxin PeIA

Bobango, J., McIntosh, J.M., Sankaran, B., Talley, T.T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 9-mer - A5B4 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 9-mer - A5B1C1D1E1 Local Symmetry: Cyclic - C5  (Explore in 3D)
Local Stoichiometry: Homo 5-mer - A5 

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

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

Macromolecule Content

• Total Structure Weight: 137.69 kDa 
• Atom Count: 8,760 
• Modelled Residue Count: 1,100 
• Deposited Residue Count: 1,218 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Soluble acetylcholine receptor	A, B, C, D, E	230	Aplysia californica	Mutation(s): 0
UniProt
Find proteins for Q8WSF8 (Aplysia californica) Explore Q8WSF8  Go to UniProtKB:  Q8WSF8

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
alpha-conotoxin PeIA from Conus pergrandis	F, G, H, I	17	Conus pergrandis	Mutation(s): 0
UniProt
Find proteins for Q1L777 (Conus pergrandis) Explore Q1L777  Go to UniProtKB:  Q1L777

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.34 Å
• R-Value Free: 0.229 
• R-Value Work: 0.196 
• R-Value Observed: 0.197 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 145.115	α = 90
b = 147.89	β = 90
c = 146.309	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-05-11 
Deposition Author(s): Bobango, J., Sankaran, B., McIntosh, J.M., Talley, T.T.

Revision History  

• Version 1.0: 2016-05-11
  Type: Initial release
  
• Version 1.1: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-10-23
  Changes: Structure summary