9PVA | pdb_00009pva

295-330 S320F tau

• PDB DOI: https://doi.org/10.2210/pdb9PVA/pdb
• EM Map EMD-71887: EMDB EMDataResource

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


• Deposited: 2025-08-01 Released: 2026-08-12 
• Deposition Author(s): Jayan, P., Dashnaw, C.M., Joachimiak, L.A.
• Funding Organization(s): Department of Defense (DOD, United States), National Institutes of Health/National Institute on Aging (NIH/NIA)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.70 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

Starting Model: in silico

Literature

Structure of 295-303 S320F tau peptide at 3.7 Angstroms resolution.

Jayan, P., Dashnaw, C.M., Joachimiak, L.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 9-mer - A6B3 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 9-mer - A3B3C1D1E1 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - B2 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - B2 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 34.67 kDa 
• Atom Count: 1,443 
• Modeled Residue Count: 186 
• Deposited Residue Count: 324 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Microtubule-associated protein tau	A, B, C, D, E, F, G, H, I	36	Homo sapiens	Mutation(s): 1
UniProt & NIH Common Fund Data Resources
Find proteins for P10636 (Homo sapiens) Explore P10636  Go to UniProtKB:  P10636
GTEx:  ENSG00000186868

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.70 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: HELICAL 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	5.0
MODEL REFINEMENT	PHENIX	1.20.1

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-08-12 
Deposition Author(s): Jayan, P., Dashnaw, C.M., Joachimiak, L.A.

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Funding Organization	Location	Grant Number
Department of Defense (DOD, United States)	United States	HT94252410641
National Institutes of Health/National Institute on Aging (NIH/NIA)	United States	1RF1AG076459-01A1

Revision History  

• Version 1.0: 2026-08-12
  Type: Initial release