9IUH | pdb_00009iuh

Crystal structure of Chitinase from Vibrio parahaemolyticus at pH6.5

• PDB DOI: https://doi.org/10.2210/pdb9IUH/pdb

• Classification: HYDROLASE
• Organism(s): Vibrio parahaemolyticus
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2024-07-21 Released: 2024-09-25 
• Deposition Author(s): Cheng, Q., Zhang, J.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 
  0.229 (Depositor), 0.237 (DCC) 
• R-Value Work: 
  0.196 (Depositor), 0.208 (DCC) 
• R-Value Observed: 
  0.198 (Depositor) 

Starting Model: in silico

Literature

Crystal structure of Chitinase from Vibrio parahaemolyticus at pH6.5

Cheng, Q., Zhang, J.

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: 46.08 kDa 
• Atom Count: 3,476 
• Modeled Residue Count: 411 
• Deposited Residue Count: 411 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glycoside hydrolase family 18 protein	A	411	Vibrio parahaemolyticus	Mutation(s): 0  Gene Names: HKB16_33210 EC: 3.2.1.14
UniProt
Find proteins for A0A7Y0XG39 (Vibrio parahaemolyticus) Explore A0A7Y0XG39  Go to UniProtKB:  A0A7Y0XG39

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free:  0.229 (Depositor), 0.237 (DCC) 
• R-Value Work:  0.196 (Depositor), 0.208 (DCC) 
• R-Value Observed: 0.198 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 123.06	α = 90
b = 50.42	β = 126.53
c = 95.33	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-25 
Deposition Author(s): Cheng, Q., Zhang, J.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32202987

Revision History  

• Version 1.0: 2024-09-25
  Type: Initial release
  
• Version 1.1: 2024-10-23
  Changes: Structure summary