8OTB

Clostridium perfringens chitinase CP4_3455

• PDB DOI: https://doi.org/10.2210/pdb8OTB/pdb

• Classification: HYDROLASE
• Organism(s): Clostridium perfringens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-04-20 Released: 2023-07-12 
• Deposition Author(s): Bloch, Y., Savvides, S.N.
• Funding Organization(s): Research Foundation - Flanders (FWO)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.175 
• R-Value Work: 0.158 
• R-Value Observed: 0.158 

Literature

Clostridium perfringens chitinase CP4_3455

Bloch, Y., Savvides, S.N.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 65.48 kDa 
• Atom Count: 5,211 
• Modelled Residue Count: 563 
• Deposited Residue Count: 575 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chitodextrinase	A	575	Clostridium perfringens	Mutation(s): 0  Gene Names: CP4_3455
UniProt
Find proteins for F8UNI5 (Clostridium perfringens) Explore F8UNI5  Go to UniProtKB:  F8UNI5

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEG	B [auth A], C [auth A]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
CL	D [auth A], E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	F [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.175 
• R-Value Work: 0.158 
• R-Value Observed: 0.158 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.47	α = 90
b = 109.03	β = 90
c = 111.58	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-07-12 
Deposition Author(s): Bloch, Y., Savvides, S.N.

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Funding Organization	Location	Grant Number
Research Foundation - Flanders (FWO)	Belgium	12S0519N

Revision History  

• Version 1.0: 2023-07-12
  Type: Initial release