9WA1 | pdb_00009wa1

ATTRv-K35N filament from gastrocnemius muscle biopsy of an individual with a K35N mutation.

PDB DOI: https://doi.org/10.2210/pdb9WA1/pdb
EM Map EMD-65796: EMDB EMDataResource

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

Deposited: 2025-08-10 Released: 2026-07-29
Deposition Author(s): Zheng, Y., Liang, J., Liu, Y., Shi, Y.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.28 Å
Aggregation State: FILAMENT
Reconstruction Method: HELICAL

wwPDB Validation 3D Report Full Report

Validation slider image for 9WA1

This is version 1.0 of the entry. See complete history.

Literature

Cryo-EM Structures of Biopsy-derived TTR Fibrils in Hereditary Transthyretin Amyloidosis

Zheng, Y., Liang, J., Li, Z., Liu, Y., Chu, X., Zhang, S., Wang, W., Bao, J., Liu, B., Ma, C., Yin, G., Deng, J., Chi, W., Meng, L., Shi, Y.

(2026) Nat Commun

DOI: https://doi.org/10.1038/s41467-026-75850-8

Macromolecule Content

Total Structure Weight: 41.29 kDa
Atom Count: 2,139
Modeled Residue Count: 273
Deposited Residue Count: 381
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transthyretin	A, B, C	127	Homo sapiens	Mutation(s): 1
UniProt & NIH Common Fund Data Resources
Find proteins for P02766 (Homo sapiens) Explore P02766 Go to UniProtKB: P02766
GTEx: ENSG00000118271
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P02766
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.28 Å
Aggregation State: FILAMENT
Reconstruction Method: HELICAL

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21_5207
RECONSTRUCTION	PHENIX

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-07-29

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	82371415
National Natural Science Foundation of China (NSFC)	China	32350018
National Natural Science Foundation of China (NSFC)	China	82230031

Revision History (Full details and data files)

Version 1.0: 2026-07-29
Type: Initial release

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.