31JO | pdb_000031jo

cryoEM structure of influenza B RNP-like particle with NPdel68

PDB DOI: https://doi.org/10.2210/pdb31JO/pdb
EM Map EMD-58448: EMDB EMDataResource
EM Map EMD-58449: EMDB EMDataResource

Classification: VIRAL PROTEIN
Organism(s): Influenza B virus (B/Memphis/13/2003), synthetic RNA
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-06-09 Released: 2026-08-05
Deposition Author(s): Thirion, M., Stelfox, A., Chenavier, F., Ruigrok, R., Crepin, T., Ballandras-Colas, A.
Funding Organization(s): Agence Nationale de la Recherche (ANR)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 4.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 31JO

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

Literature

Nucleocapsid-like cryoEM structure of influenza B virus

Thirion, M., Stelfox, A., Chenavier, F., Chomat, H., Isel, C., Freslon, L.L., Zarkadas, E., Ruigrok, R., Naffakh, N., Crepin, T., Ballandras-Colas, A.

To be published.

Macromolecule Content

Total Structure Weight: 421.38 kDa
Atom Count: 16,104
Modeled Residue Count: 1,961
Deposited Residue Count: 3,564
Unique protein chains: 1
Unique nucleic acid chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Nucleoprotein	A, B, C, G, H A, B, C, G, H, I	570	Influenza B virus (B/Memphis/13/2003)	Mutation(s): 0 Gene Names: NP
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
Sequence Annotations Expand
Reference Sequence

Find similar nucleic acids by: Sequence

Molecule	Chains	Length	Organism	Image
Entity ID: 2
synthetic RNA	D, E, F, J, K D, E, F, J, K, L	24	synthetic RNA
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 4.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.7
MODEL REFINEMENT	PHENIX	1.21.2_5419

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-05

Deposition Author(s):

Ballandras-Colas, A.

Funding Organization	Location	Grant Number
Agence Nationale de la Recherche (ANR)	France	ANR-23-CE11-0010-01

Revision History (Full details and data files)

Version 1.0: 2026-08-05
Type: Initial release

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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.