6TVV

Crystal structure of 3'-5' RecJ exonuclease from M. Jannaschii

• PDB DOI: https://doi.org/10.2210/pdb6TVV/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Methanocaldococcus jannaschii
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2020-01-10 Released: 2021-01-27 
• Deposition Author(s): De March, M., Medagli, B., Krastanova, I., Saha, I., Pisani, F., Onesti, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.264 
• R-Value Work: 0.214 
• R-Value Observed: 0.217 

Literature

Crystal structure of 3'-5' RecJ exonuclease from M. Jannaschii

De March, M., Medagli, B., Krastanova, I., Saha, I., Pisani, F., Onesti, S.

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 98.31 kDa 
• Atom Count: 6,373 
• Modelled Residue Count: 857 
• Deposited Residue Count: 864 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MjaRecJ	A, B	432	Methanocaldococcus jannaschii	Mutation(s): 0  Gene Names: MJ0831
UniProt
Find proteins for Q58241 (Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)) Explore Q58241  Go to UniProtKB:  Q58241

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	E [auth A], F [auth A], G [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
MN (Subject of Investigation/LOI)	C [auth A], D [auth A], H [auth B], I [auth B]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 0.264 
• R-Value Work: 0.214 
• R-Value Observed: 0.217 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.07	α = 90
b = 92.07	β = 90
c = 275.76	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
AutoSol	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-01-27 
Deposition Author(s): De March, M., Medagli, B., Krastanova, I., Saha, I., Pisani, F., Onesti, S.

Revision History  

• Version 1.0: 2021-01-27
  Type: Initial release