38FP | pdb_000038fp

hnRNPA2 low complexity domain fibril structure determined by cryo-EM with alternate N and C-termini

PDB DOI: https://doi.org/10.2210/pdb38FP/pdb
EM Map EMD-78777: EMDB EMDataResource

Classification: PROTEIN FIBRIL
Organism(s): Homo sapiens
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-08-24 Released: 2026-11-11
Deposition Author(s): Kieffer, D., Joachimiak, L.A.
Funding Organization(s): National Institutes of Health/National Institute on Aging (NIH/NIA)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.12 Å
Aggregation State: HELICAL ARRAY
Reconstruction Method: HELICAL

wwPDB Validation 3D Report Full Report

Validation slider image for 38FP

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

Literature

Structure of hnRNPA2-LCD at 1.99 Angstroms resolution

Kieffer, D.J., Hwang, J.H., Rosen, M.K., Joachimiak, L.A.

To be published.

Macromolecule Content

Total Structure Weight: 228.33 kDa
Atom Count: 1,805
Modeled Residue Count: 245
Deposited Residue Count: 2,130
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hnRNPA2-LCD,Heterogeneous nuclear ribonucleoproteins A2/B1,Heterogeneous nuclear ribonucleoproteins A2/B1	A, B, C, D, E	426	Homo sapiens	Mutation(s): 0 Gene Names: PCL_01928, HNRNPA2B1, HNRPA2B1
UniProt & NIH Common Fund Data Resources
Find proteins for A0A2U3DNX3 (Purpureocillium lilacinum) Explore A0A2U3DNX3 Go to UniProtKB: A0A2U3DNX3
Find proteins for P22626 (Homo sapiens) Explore P22626 Go to UniProtKB: P22626
PHAROS: P22626 GTEx: ENSG00000122566
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	A0A2U3DNX3 P22626
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.12 Å
Aggregation State: HELICAL ARRAY
Reconstruction Method: HELICAL

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20
RECONSTRUCTION	RELION	4.0

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-11-11

Deposition Author(s):

Joachimiak, L.A.

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

Revision History (Full details and data files)

Version 1.0: 2026-11-11
Type: Initial release