8WEN

Bacteroides fragilis toxin 2

• PDB DOI: https://doi.org/10.2210/pdb8WEN/pdb

• Classification: TOXIN
• Organism(s): Bacteroides fragilis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-09-18 Released: 2024-09-25 
• Deposition Author(s): Guo, Y., Wen, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.97 Å
• R-Value Free: 0.210 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 

Starting Model: experimental

Literature

Bacteroides fragilis toxin 2

Guo, Y., Wen, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 89.24 kDa 
• Atom Count: 5,782 
• Modelled Residue Count: 669 
• Deposited Residue Count: 794 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metalloprotease	A [auth C], B [auth A]	397	Bacteroides fragilis	Mutation(s): 0  Gene Names: bft-2
UniProt
Find proteins for A0A0E2AWB8 (Bacteroides fragilis CL07T12C05) Explore A0A0E2AWB8  Go to UniProtKB:  A0A0E2AWB8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN (Subject of Investigation/LOI)	C, D [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
NA	E [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.97 Å
• R-Value Free: 0.210 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 87.354	α = 90
b = 99.579	β = 90
c = 114.713	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-25 
Deposition Author(s): Guo, Y., Wen, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2024-09-25
  Type: Initial release