9CK3

Cryo-EM structure of in-vitro alpha-synuclein fibril

• PDB DOI: https://doi.org/10.2210/pdb9CK3/pdb
• EM Map EMD-45639: EMDB EMDataResource

• Classification: STRUCTURAL PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2024-07-08 Released: 2024-07-24 
• Deposition Author(s): Sanchez, J.C., Borcik, C.G., Tonelli, M., Sibert, B., Rienstra, C.M., Wright, E.R.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.04 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

Starting Model: experimental

Literature

Multimodal High-Resolution Structure Determination Of Alpha-Synuclein Fibrils

Sanchez, J.C., Borcik, C.G., Tonelli, M., Sibert, B., Rienstra, C.M., Wright, E.R.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 12-mer - A12 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 173.71 kDa 
• Atom Count: 5,748 
• Modelled Residue Count: 840 
• Deposited Residue Count: 1,680 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-synuclein	A, B, C [auth E], D [auth F], E [auth C], F [auth D], G, H, I [auth K], J [auth L], K [auth I], L [auth J]	140	Homo sapiens	Mutation(s): 0  Gene Names: SNCA, NACP, PARK1
UniProt & NIH Common Fund Data Resources
Find proteins for P37840 (Homo sapiens) Explore P37840  Go to UniProtKB:  P37840
PHAROS:  P37840 GTEx:  ENSG00000145335

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.04 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-24 
Deposition Author(s): Sanchez, J.C., Borcik, C.G., Tonelli, M., Sibert, B., Rienstra, C.M., Wright, E.R.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	U24GM139168
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	T32GM135066
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	F32GM149118
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)	United States	RF1NS110436
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	P41GM136463

Revision History  

• Version 1.0: 2024-07-24
  Type: Initial release