9B6M | pdb_00009b6m

Cryo-EM structure and molecular assembly of the BoNT-like toxin PG1 complex from Paeniclostridium ghonii

• PDB DOI: https://doi.org/10.2210/pdb9B6M/pdb
• EM Map EMD-44266: EMDB EMDataResource

• Classification: TOXIN
• Organism(s): Paraclostridium ghonii
• Expression System: Escherichia phage EcSzw-2
• Mutation(s): No 


• Deposited: 2024-03-25 Released: 2025-03-26 
• Deposition Author(s): Yin, L., Dong, M.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure and molecular assembly of the BoNT-like toxin PG1 complex from Paeniclostridium ghonii

Yin, L., Dong, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 140.28 kDa 
• Atom Count: 9,803 
• Modeled Residue Count: 1,220 
• Deposited Residue Count: 1,230 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PG1 light chain	A	392	Paraclostridium ghonii	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
PG1 heavy chain	B	838	Paraclostridium ghonii	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.19.2
RECONSTRUCTION	cryoSPARC	4.4.1

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2025-03-26 
Deposition Author(s): Yin, L., Dong, M.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R01AI132387

Revision History  

• Version 1.0: 2025-03-26
  Type: Initial release