8E7J

Cryo-EM structure of cardiac amyloid fibril from a variant ATTR I84S amyloidosis patient

• PDB DOI: https://doi.org/10.2210/pdb8E7J/pdb
• EM Map EMD-27323: EMDB EMDataResource

• Classification: PROTEIN FIBRIL
• Organism(s): Homo sapiens
• Mutation(s): Yes 


• Deposited: 2022-08-24 Released: 2023-08-30 
• Deposition Author(s): Nguyen, B.A., Saelices, L.
• Funding Organization(s): National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD), American Heart Association

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

Literature

Structural polymorphism of amyloid fibrils in ATTR amyloidosis revealed by cryo-electron microscopy

Nguyen, B.A., Singh, V., Afrin, S., Yakubovska, A., Wang, L., Ahmed, Y., Pedretti, R., Fernandez-Ramirez, M.D.C., Singh, P., Pekala, M., Cabrera Hernandez, L.O., Kumar, S., Lemoff, A., Gonzalez-Prieto, R., Sawaya, M.R., Eisenberg, D.S., Benson, M.D., Saelices, L.

(2024) Nat Commun 15: 581

• DOI: https://doi.org/10.1038/s41467-024-44820-3

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 5-mer - A5 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 79.39 kDa 
• Atom Count: 3,245 
• Modelled Residue Count: 415 
• Deposited Residue Count: 735 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transthyretin	A, B, C, D, E	147	Homo sapiens	Mutation(s): 1
UniProt & NIH Common Fund Data Resources
Find proteins for P02766 (Homo sapiens) Explore P02766  Go to UniProtKB:  P02766
PHAROS:  P02766 GTEx:  ENSG00000118271

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.10 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	3.1

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-08-30 
Deposition Author(s): Nguyen, B.A., Saelices, L.

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Funding Organization	Location	Grant Number
National Institutes of Health/Eunice Kennedy Shriver National Institute of Child Health & Human Development (NIH/NICHD)	United States	1DP2HL163810-01
American Heart Association	United States	847236

Revision History  

• Version 1.0: 2023-08-30
  Type: Initial release
  
• Version 1.1: 2024-03-13
  Changes: Database references