5KZ6

1.25 Angstrom Crystal Structure of Chitinase from Bacillus anthracis.

• PDB DOI: https://doi.org/10.2210/pdb5KZ6/pdb

• Classification: HYDROLASE
• Organism(s): Bacillus anthracis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2016-07-22 Released: 2016-08-03 
• Deposition Author(s): Minasov, G., Shuvalova, L., Kiryukhina, O., Dubrovska, I., Grimshaw, S., Kwon, K., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.25 Å
• R-Value Free: 0.140 
• R-Value Work: 0.117 
• R-Value Observed: 0.119 

Literature

1.25 Angstrom Crystal Structure of Chitinase from Bacillus anthracis.

Minasov, G., Shuvalova, L., Kiryukhina, O., Dubrovska, I., Grimshaw, S., Kwon, K., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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 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: 73.94 kDa 
• Atom Count: 6,938 
• Modelled Residue Count: 654 
• Deposited Residue Count: 672 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chitinase	A, B	336	Bacillus anthracis	Mutation(s): 0  Gene Names: chi36, GBAA_3854, ADK18_18580
UniProt
Find proteins for A0A6L7H1P2 (Bacillus anthracis) Explore A0A6L7H1P2  Go to UniProtKB:  A0A6L7H1P2

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	C [auth A], D [auth A], E [auth A], F [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CL	G [auth A], I [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	H [auth A], J [auth B], K [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.25 Å
• R-Value Free: 0.140 
• R-Value Work: 0.117 
• R-Value Observed: 0.119 
• Space Group: C 2 2 2₁
• Diffraction Data: https://doi.org/10.18430/m35kz6

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.243	α = 90
b = 94.147	β = 90
c = 243.571	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-08-03 
Deposition Author(s): Minasov, G., Shuvalova, L., Kiryukhina, O., Dubrovska, I., Grimshaw, S., Kwon, K., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2016-08-03
  Type: Initial release
  
• Version 1.1: 2016-08-17
  Changes: Data collection
• Version 1.2: 2023-10-04
  Changes: Data collection, Database references, Derived calculations, Refinement description