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- PDB-8st3: The 2alpha3beta stoichiometry of human alpha4beta2 nicotinic acet... -
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Open data
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Basic information
Entry | Database: PDB / ID: 8st3 | ||||||||||||
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Title | The 2alpha3beta stoichiometry of human alpha4beta2 nicotinic acetylcholine receptor in complex with acetylcholine and calcium | ||||||||||||
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![]() | TRANSPORT PROTEIN / cys-loop ligand-gated pentameric ion channels / cation-selective channel / acetylcholine / calcium | ||||||||||||
Function / homology | ![]() vestibulocochlear nerve development / lateral geniculate nucleus development / regulation of circadian sleep/wake cycle, REM sleep / regulation of synaptic transmission, dopaminergic / quaternary ammonium group binding / synaptic transmission involved in micturition / Highly sodium permeable postsynaptic acetylcholine nicotinic receptors / Highly calcium permeable nicotinic acetylcholine receptors / optic nerve morphogenesis / response to acetylcholine ...vestibulocochlear nerve development / lateral geniculate nucleus development / regulation of circadian sleep/wake cycle, REM sleep / regulation of synaptic transmission, dopaminergic / quaternary ammonium group binding / synaptic transmission involved in micturition / Highly sodium permeable postsynaptic acetylcholine nicotinic receptors / Highly calcium permeable nicotinic acetylcholine receptors / optic nerve morphogenesis / response to acetylcholine / Highly calcium permeable postsynaptic nicotinic acetylcholine receptors / central nervous system projection neuron axonogenesis / acetylcholine-gated channel complex / cholinergic synapse / regulation of dopamine metabolic process / negative regulation of action potential / behavioral response to nicotine / positive regulation of dopamine secretion / acetylcholine receptor activity / inhibitory postsynaptic potential / synaptic transmission, cholinergic / acetylcholine binding / postsynaptic specialization membrane / nervous system process / acetylcholine receptor signaling pathway / acetylcholine-gated monoatomic cation-selective channel activity / regulation of synapse assembly / action potential / regulation of dendrite morphogenesis / heterocyclic compound binding / B cell activation / regulation of dopamine secretion / plasma membrane raft / membrane depolarization / associative learning / social behavior / ligand-gated monoatomic ion channel activity / smooth muscle contraction / monoatomic ion transport / positive regulation of B cell proliferation / sensory perception of pain / visual perception / response to cocaine / learning / locomotory behavior / regulation of membrane potential / sensory perception of sound / response to nicotine / visual learning / memory / cognition / calcium ion transport / presynaptic membrane / chemical synaptic transmission / postsynaptic membrane / response to ethanol / response to oxidative stress / response to hypoxia / neuron projection / external side of plasma membrane / DNA repair / neuronal cell body / synapse / dendrite / protein-containing complex binding / signal transduction / membrane / plasma membrane Similarity search - Function | ||||||||||||
Biological species | ![]() ![]() ![]() | ||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 2.93 Å | ||||||||||||
![]() | Kang, G. / Hibbs, R.E. | ||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of the 2alpha3beta stoichiometry of the human alpha4beta2 nicotinic acetylcholine receptor in complex with acetylcholine and calcium Authors: Kang, G. / Mazzaferro, S. / Natarajan, K. / Sine, S. / Hibbs, R.E. | ||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 1.2 MB | Display | ![]() |
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PDB format | ![]() | 992.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.4 MB | Display | ![]() |
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Full document | ![]() | 1.4 MB | Display | |
Data in XML | ![]() | 89.5 KB | Display | |
Data in CIF | ![]() | 137.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 40756MC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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Components
-Neuronal acetylcholine receptor subunit ... , 2 types, 5 molecules ADBCE
#1: Protein | Mass: 44862.367 Da / Num. of mol.: 2 / Fragment: UNP residues 27-364,582-627 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #2: Protein | Mass: 46748.863 Da / Num. of mol.: 3 / Fragment: UNP residues 26-355,442-502 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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-Antibody , 2 types, 6 molecules FHJGIK
#3: Antibody | Mass: 26378.596 Da / Num. of mol.: 3 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() #4: Antibody | Mass: 51195.668 Da / Num. of mol.: 3 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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-Sugars , 2 types, 9 molecules ![](data/chem/img/NAG.gif)
#5: Polysaccharide | Source method: isolated from a genetically manipulated source #6: Sugar | ChemComp-NAG / |
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-Non-polymers , 4 types, 13 molecules ![](data/chem/img/ACH.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/HOH.gif)
#7: Chemical | #8: Chemical | #9: Chemical | ChemComp-NA / | #10: Water | ChemComp-HOH / | |
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-Details
Has ligand of interest | Y |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: A complex of three Fab fragments with the 2alpha3beta stoichiometry of human alpha4beta2 nicotinic receptor bound to acetylcholine and calcium Type: COMPLEX / Entity ID: #1-#4 / Source: MULTIPLE SOURCES |
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Source (natural) | Organism: ![]() |
Source (recombinant) | Organism: ![]() |
Buffer solution | pH: 7.4 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE / Humidity: 100 % |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2000 nm / Nominal defocus min: 800 nm |
Image recording | Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
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Processing
EM software | Name: PHENIX / Version: 1.20.1_4487 / Category: model refinement |
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CTF correction | Type: NONE |
3D reconstruction | Resolution: 2.93 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 321064 / Symmetry type: POINT |