4HQP

Alpha7 nicotinic receptor chimera and its complex with Alpha bungarotoxin


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.51 Å
  • R-Value Free: 0.321 
  • R-Value Work: 0.311 
  • R-Value Observed: 0.311 

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Ligand Structure Quality Assessment 


This is version 2.0 of the entry. See complete history


Literature

Structural principles for Alpha-neurotoxin binding to and selectivity among nicotinic receptors

Li, S.X.Cheng, K.Gomoto, R.Bren, N.Huang, S.Sine, S.Chen, L.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Alpha7 nicotinic receptor chimeraA, B, C, D, E202Homo sapiensLymnaea stagnalis
This entity is chimeric
Mutation(s): 0 
UniProt
Find proteins for P58154 (Lymnaea stagnalis)
Explore P58154 
Go to UniProtKB:  P58154
Protein Feature View
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  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 2
MoleculeChainsSequence LengthOrganismDetailsImage
Alpha-bungarotoxin isoform V31F, G, H, I, J73Bungarus multicinctusMutation(s): 0 
UniProt
Find proteins for P60616 (Bungarus multicinctus)
Explore P60616 
Go to UniProtKB:  P60616
Protein Feature View
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 3
MoleculeChainsChain Length2D DiagramGlycosylation3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranoseK2N-Glycosylation Oligosaccharides Interaction
Glycosylation Resources
GlyTouCan:  G42666HT
GlyCosmos:  G42666HT
GlyGen:  G42666HT
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.51 Å
  • R-Value Free: 0.321 
  • R-Value Work: 0.311 
  • R-Value Observed: 0.311 
  • Space Group: P 65 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 142.15α = 90
b = 142.15β = 90
c = 518.135γ = 120
Software Package:
Software NamePurpose
CNSrefinement

Structure Validation

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Ligand Structure Quality Assessment  



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2013-07-17
    Type: Initial release
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Atomic model, Data collection, Derived calculations, Structure summary