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Open data
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Basic information
Entry | ![]() | ||||||||||||
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Title | Alpha-synuclein amyloid fibril | ||||||||||||
![]() | Postprocessed map of the alpha-synuclein amyloid fibril core | ||||||||||||
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![]() | Chaperones / amyloid fibril / PROTEIN FIBRIL | ||||||||||||
Function / homology | ![]() negative regulation of mitochondrial electron transport, NADH to ubiquinone / neutral lipid metabolic process / regulation of phospholipase activity / negative regulation of monooxygenase activity / regulation of acyl-CoA biosynthetic process / negative regulation of dopamine uptake involved in synaptic transmission / negative regulation of norepinephrine uptake / positive regulation of glutathione peroxidase activity / positive regulation of SNARE complex assembly / positive regulation of hydrogen peroxide catabolic process ...negative regulation of mitochondrial electron transport, NADH to ubiquinone / neutral lipid metabolic process / regulation of phospholipase activity / negative regulation of monooxygenase activity / regulation of acyl-CoA biosynthetic process / negative regulation of dopamine uptake involved in synaptic transmission / negative regulation of norepinephrine uptake / positive regulation of glutathione peroxidase activity / positive regulation of SNARE complex assembly / positive regulation of hydrogen peroxide catabolic process / supramolecular fiber / negative regulation of transporter activity / mitochondrial membrane organization / negative regulation of chaperone-mediated autophagy / regulation of reactive oxygen species biosynthetic process / positive regulation of protein localization to cell periphery / regulation of synaptic vesicle recycling / negative regulation of platelet-derived growth factor receptor signaling pathway / negative regulation of exocytosis / regulation of glutamate secretion / regulation of norepinephrine uptake / response to iron(II) ion / SNARE complex assembly / positive regulation of neurotransmitter secretion / dopamine biosynthetic process / regulation of locomotion / positive regulation of inositol phosphate biosynthetic process / synaptic vesicle priming / regulation of macrophage activation / negative regulation of microtubule polymerization / dopamine uptake involved in synaptic transmission / synaptic vesicle transport / dynein complex binding / positive regulation of receptor recycling / regulation of dopamine secretion / protein kinase inhibitor activity / negative regulation of thrombin-activated receptor signaling pathway / response to type II interferon / cuprous ion binding / positive regulation of exocytosis / synaptic vesicle exocytosis / kinesin binding / positive regulation of endocytosis / mitochondrial ATP synthesis coupled electron transport / cysteine-type endopeptidase inhibitor activity involved in apoptotic process / response to magnesium ion / regulation of presynapse assembly / synaptic vesicle endocytosis / negative regulation of serotonin uptake / alpha-tubulin binding / localization / phospholipid metabolic process / supramolecular fiber organization / axon terminus / inclusion body / cellular response to copper ion / cellular response to epinephrine stimulus / Hsp70 protein binding / excitatory postsynaptic potential / response to interleukin-1 / adult locomotory behavior / SNARE binding / positive regulation of release of sequestered calcium ion into cytosol / fatty acid metabolic process / long-term synaptic potentiation / phosphoprotein binding / protein tetramerization / regulation of transmembrane transporter activity / synapse organization / regulation of long-term neuronal synaptic plasticity / microglial cell activation / negative regulation of protein kinase activity / protein destabilization / negative regulation of cysteine-type endopeptidase activity involved in apoptotic process / ferrous iron binding / tau protein binding / PKR-mediated signaling / positive regulation of protein serine/threonine kinase activity / receptor internalization / phospholipid binding / synaptic vesicle membrane / positive regulation of inflammatory response / activation of cysteine-type endopeptidase activity involved in apoptotic process / actin cytoskeleton / positive regulation of peptidyl-serine phosphorylation / actin binding / cell cortex / histone binding / cellular response to oxidative stress / growth cone / postsynapse / chemical synaptic transmission / neuron apoptotic process / negative regulation of neuron apoptotic process / amyloid fibril formation / response to lipopolysaccharide / molecular adaptor activity / oxidoreductase activity / lysosome / transcription cis-regulatory region binding Similarity search - Function | ||||||||||||
Biological species | ![]() | ||||||||||||
Method | helical reconstruction / cryo EM / Resolution: 3.4 Å | ||||||||||||
![]() | Saibil HR / Monistrol J | ||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Stepwise recruitment of Hsc70 by DNAJB1 produces ordered arrays primed for bursts of amyloid fibre disassembly Authors: Monistrol J / Beton JG / Johnston EC / Saibil HR | ||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 16.4 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 15.3 KB 15.3 KB | Display Display | ![]() |
Images | ![]() | 28 KB | ||
Masks | ![]() | 125 MB | ![]() | |
Filedesc metadata | ![]() | 5.5 KB | ||
Others | ![]() ![]() | 96.9 MB 96.7 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 743.3 KB | Display | ![]() |
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Full document | ![]() | 742.8 KB | Display | |
Data in XML | ![]() | 13.9 KB | Display | |
Data in CIF | ![]() | 16.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8rrrMC ![]() 8rqmC M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Map
File | ![]() | ||||||||||||||||||||
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Annotation | Postprocessed map of the alpha-synuclein amyloid fibril core | ||||||||||||||||||||
Voxel size | X=Y=Z: 1.05 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Mask #1
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Projections & Slices |
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Density Histograms |
-Half map: Unfiltered half map #2 of the alpha-synuclein amyloid fibril core
File | emd_19462_half_map_1.map | ||||||||||||
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Annotation | Unfiltered half map #2 of the alpha-synuclein amyloid fibril core | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Unfiltered half map #1 of the alpha-synuclein amyloid fibril core
File | emd_19462_half_map_2.map | ||||||||||||
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Annotation | Unfiltered half map #1 of the alpha-synuclein amyloid fibril core | ||||||||||||
Projections & Slices |
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Density Histograms |
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Sample components
-Entire : Alpha-synuclein amyloid fibril
Entire | Name: Alpha-synuclein amyloid fibril |
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Components |
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-Supramolecule #1: Alpha-synuclein amyloid fibril
Supramolecule | Name: Alpha-synuclein amyloid fibril / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
-Macromolecule #1: Alpha-synuclein
Macromolecule | Name: Alpha-synuclein / type: protein_or_peptide / ID: 1 / Number of copies: 10 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 14.476108 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MDVFMKGLSK AKEGVVAAAE KTKQGVAEAA GKTKEGVLYV GSKTKEGVVH GVATVAEKTK EQVTNVGGAV VTGVTAVAQK TVEGAGSIA AATGFVKKDQ LGKNEEGAPQ EGILEDMPVD PDNEAYEMPS EEGYQDYEPE A UniProtKB: Alpha-synuclein |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | helical reconstruction |
Aggregation state | filament |
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Sample preparation
Buffer | pH: 7.5 Component:
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Grid | Model: C-flat-2/2 / Material: COPPER / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE | |||||||||
Vitrification | Cryogen name: ETHANE / Instrument: LEICA EM GP |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K2 QUANTUM (4k x 4k) / Average electron dose: 44.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 3.5 µm / Nominal defocus min: 1.0 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
Final reconstruction | Applied symmetry - Helical parameters - Δz: 4.76 Å Applied symmetry - Helical parameters - Δ&Phi: -0.82 ° Applied symmetry - Helical parameters - Axial symmetry: C2 (2 fold cyclic) Resolution.type: BY AUTHOR / Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: RELION / Number images used: 245549 |
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Startup model | Type of model: PDB ENTRY PDB model - PDB ID: |
Final angle assignment | Type: NOT APPLICABLE |