4YEU

ELIC-GLIC chimera in the resting conformation

• PDB DOI: https://doi.org/10.2210/pdb4YEU/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Dickeya chrysanthemi, Gloeobacter violaceus PCC 7421
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMMemProtMD


• Deposited: 2015-02-24 Released: 2015-09-16 
• Deposition Author(s): Schmandt, N., Vivien, Y., Lodowski, D., Chakrapani, S.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 4.60 Å
• R-Value Free: 0.248 
• R-Value Work: 0.242 
• R-Value Observed: 0.242 

Literature

An ELIC-GLIC Chimera Reveals Distinct Pathways of Activation in the Cys-loop receptors

Chakrapani, S., Schmandt, N.T., Lodowski, D.T., Yee, V.C., Talley, L., Parker, M.D., Phanindra, V., Chalamalasetti, S.V., Stein, R.A., Bonner, R., Mchaourab, H.S.

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)

Macromolecule Content

• Total Structure Weight: 180.9 kDa 
• Atom Count: 12,825 
• Modelled Residue Count: 1,560 
• Deposited Residue Count: 1,560 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cys-loop ligand-gated ion channel,Proton-gated ion channel	A, B, C, D, E	312	Dickeya chrysanthemi, Gloeobacter violaceus PCC 7421 This entity is chimeric	Mutation(s): 0  Membrane Entity: Yes
UniProt
Find proteins for Q7NDN8 (Gloeobacter violaceus (strain ATCC 29082 / PCC 7421)) Explore Q7NDN8  Go to UniProtKB:  Q7NDN8
Find proteins for P0C7B7 (Dickeya chrysanthemi) Explore P0C7B7  Go to UniProtKB:  P0C7B7
UniProt Groups	P0C7B7Q7NDN8

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 4.60 Å
• R-Value Free: 0.248 
• R-Value Work: 0.242 
• R-Value Observed: 0.242 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 132.44	α = 90
b = 217.96	β = 90
c = 229.59	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
XDS	data scaling
Coot	model building
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2015-09-16 
Deposition Author(s): Schmandt, N., Vivien, Y., Lodowski, D., Chakrapani, S.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	1R01GM108921

Revision History  

• Version 1.0: 2015-09-16
  Type: Initial release
  
• Version 1.1: 2015-09-23
  Changes: Source and taxonomy
• Version 1.2: 2017-09-20
  Changes: Author supporting evidence, Derived calculations, Refinement description
• Version 1.3: 2019-12-25
  Changes: Author supporting evidence
• Version 1.4: 2024-02-28
  Changes: Data collection, Database references