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- EMDB-27083: CryoEM structures of amplified alpha-synuclein fibril class B typ... -
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Open data
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Basic information
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Title | CryoEM structures of amplified alpha-synuclein fibril class B type II with extended core from DLB case I | |||||||||
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![]() | alpha-synuclein / DLB / Cerebrospinal Fluid (CSF) / 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 / response to iron(II) ion / regulation of norepinephrine uptake / 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 / synaptic vesicle transport / dopamine uptake involved in synaptic transmission / dynein complex binding / regulation of dopamine secretion / positive regulation of receptor recycling / 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 / positive regulation of endocytosis / kinesin binding / mitochondrial ATP synthesis coupled electron transport / cysteine-type endopeptidase inhibitor activity involved in apoptotic process / response to magnesium ion / synaptic vesicle endocytosis / regulation of presynapse assembly / negative regulation of serotonin uptake / alpha-tubulin binding / phospholipid metabolic process / supramolecular fiber organization / axon terminus / inclusion body / cellular response to copper ion / cellular response to epinephrine stimulus / Hsp70 protein binding / response to interleukin-1 / adult locomotory behavior / negative regulation of cysteine-type endopeptidase activity involved in apoptotic process / positive regulation of release of sequestered calcium ion into cytosol / SNARE binding / excitatory postsynaptic potential / fatty acid metabolic process / long-term synaptic potentiation / phosphoprotein binding / protein tetramerization / regulation of transmembrane transporter activity / synapse organization / microglial cell activation / negative regulation of protein kinase activity / regulation of long-term neuronal synaptic plasticity / protein destabilization / ferrous iron binding / tau protein binding / positive regulation of protein serine/threonine kinase activity / PKR-mediated signaling / 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 / cellular response to oxidative stress / histone binding / cell cortex / growth cone / chemical synaptic transmission / neuron apoptotic process / negative regulation of neuron apoptotic process / postsynapse / amyloid fibril formation / response to lipopolysaccharide / molecular adaptor activity / oxidoreductase activity / lysosome / transcription cis-regulatory region binding / response to xenobiotic stimulus Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | helical reconstruction / cryo EM / Resolution: 3.1 Å | |||||||||
![]() | Zhou Y / Sokratian A / Xu E / Viverette E / Dillard L / Yuan Y / Li JY / Matarangas A / Bouvette J / Borgnia M ...Zhou Y / Sokratian A / Xu E / Viverette E / Dillard L / Yuan Y / Li JY / Matarangas A / Bouvette J / Borgnia M / Bartesaghi A / West A | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structural and functional landscape of alpha-synuclein fibril assemblies amplified from cerebrospinal fluid Authors: Zhou Y / Sokratian A / Xu E / Viverette E / Dillard L / Yuan Y / Li JY / Matarangas A / Bouvette J / Borgnia M / Bartesaghi A / West A | |||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 1.3 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 17.7 KB 17.7 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 9.1 KB | Display | ![]() |
Images | ![]() | 92.2 KB | ||
Masks | ![]() | 64 MB | ![]() | |
Filedesc metadata | ![]() | 5.5 KB | ||
Others | ![]() ![]() | 49.7 MB 49.7 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8cysMC ![]() 8cytC ![]() 8cyvC ![]() 8cywC ![]() 8cyxC ![]() 8cyyC ![]() 8cz0C ![]() 8cz1C ![]() 8cz2C ![]() 8cz3C ![]() 8cz6C C: citing same article ( M: atomic model generated by this map |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Map
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Voxel size | X=Y=Z: 1.08 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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Density Histograms |
-Half map: #2
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Density Histograms |
-Half map: #1
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Density Histograms |
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Sample components
-Entire : Amplified alpha-synuclein fibrils from Lewy body dementia CSF
Entire | Name: Amplified alpha-synuclein fibrils from Lewy body dementia CSF |
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Components |
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-Supramolecule #1: Amplified alpha-synuclein fibrils from Lewy body dementia CSF
Supramolecule | Name: Amplified alpha-synuclein fibrils from Lewy body dementia CSF type: organelle_or_cellular_component / ID: 1 / Parent: 0 / Macromolecule list: all Details: alpha-synuclein fibril produced in presence of postmortem cerebrospinal fluid from specimens affected by synucleinopathies |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 60 kDa/nm |
-Macromolecule #1: Alpha-synuclein
Macromolecule | Name: Alpha-synuclein / type: protein_or_peptide / ID: 1 / Number of copies: 14 / 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
Concentration | 0.1 mg/mL | |||||||||||||||
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Buffer | pH: 7.4 Component:
Details: Gibco Cat # 10010072 | |||||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 90 % / 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 K3 (6k x 4k) / Average electron dose: 60.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.5 µm / Nominal defocus min: 0.8 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
-Atomic model buiding 1
Refinement | Space: REAL |
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Output model | ![]() PDB-8cys: |