9SH2 | pdb_00009sh2

Neisseria meningitidis Native PilQ tetradecamer

PDB DOI: https://doi.org/10.2210/pdb9SH2/pdb
EM Map EMD-54887: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Neisseria meningitidis 8013
Expression System: Neisseria meningitidis 8013
Mutation(s): No

Deposited: 2025-08-24 Released: 2026-09-02
Deposition Author(s): Fernandez-Martinez, D., Dumenil, G.
Funding Organization(s): Agence Nationale de la Recherche (ANR)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.14 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9SH2

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

Literature

Structural organization of the PilQ secretins network of interactions in the Neisseria meningitidis bacterial envelope

Fernandez-Martinez, D., Nouchikian, L., Goussard, S., Deist, P., Morozova, T., Nishiguchi, D., Miyata, M., England, P., Bonomi, M., Chamot-Rooke, J., Dumenil, G.

To be published.

Macromolecule Content

Total Structure Weight: 1,149.25 kDa
Atom Count: 43,120
Modeled Residue Count: 5,656
Deposited Residue Count: 10,654
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Type IV pilus biogenesis and competence protein PilQ	A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N	761	Neisseria meningitidis 8013	Mutation(s): 0 Gene Names: pilQ, NMV_1972
UniProt
Find proteins for A0A9K2PSI0 (Neisseria meningitidis serogroup C (strain 8013)) Explore A0A9K2PSI0 Go to UniProtKB: A0A9K2PSI0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A9K2PSI0
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.14 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487:
RECONSTRUCTION	cryoSPARC

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-02

Deposition Author(s):

Fernandez-Martinez, D.

Funding Organization	Location	Grant Number
Agence Nationale de la Recherche (ANR)	France	ANR 18 CE11 0022

Revision History (Full details and data files)

Version 1.0: 2026-09-02
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.