3O2R

Structural flexibility in region involved in dimer formation of nuclease domain of Ribonuclase III (rnc) from Campylobacter jejuni

• PDB DOI: https://doi.org/10.2210/pdb3O2R/pdb

• Classification: HYDROLASE
• Organism(s): Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2010-07-22 Released: 2010-08-04 
• Deposition Author(s): Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., 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: 0.168 
• R-Value Work: 0.133 
• R-Value Observed: 0.135 

Literature

Structural Flexibility in Region Involved in Dimer Formation of Nuclease Domain of Ribonuclase III (rnc) from Campylobacter jejuni.

Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content

• Total Structure Weight: 76.71 kDa 
• Atom Count: 6,319 
• Modelled Residue Count: 576 
• Deposited Residue Count: 682 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribonuclease III	A, C	170	Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819	Mutation(s): 0  Gene Names: CJSA_1547, rnc EC: 3.1.26.3
UniProt
Find proteins for Q9PM40 (Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)) Explore Q9PM40  Go to UniProtKB:  Q9PM40

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribonuclease III	B, D	170	Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819	Mutation(s): 1  Gene Names: CJSA_1547, rnc EC: 3.1.26.3
UniProt
Find proteins for Q9PM40 (Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)) Explore Q9PM40  Go to UniProtKB:  Q9PM40

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CL	E [auth A], F [auth B], G [auth C], H [auth D]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MLZ	B, D	L-PEPTIDE LINKING	C7 H16 N2 O2		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.25 Å
• R-Value Free: 0.168 
• R-Value Work: 0.133 
• R-Value Observed: 0.135 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/M33O2R

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.451	α = 90
b = 61.552	β = 90.09
c = 118.093	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-08-04 
Deposition Author(s): Minasov, G., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Papazisi, L., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2010-08-04
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2012-05-30
  Changes: Database references
• Version 1.3: 2017-11-08
  Changes: Refinement description
• Version 1.4: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description