7YIK

The structure of archaeal nuclease RecJ2 from Methanocaldococcus jannaschii

• PDB DOI: https://doi.org/10.2210/pdb7YIK/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Methanocaldococcus jannaschii DSM 2661
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-07-16 Released: 2023-07-19 
• Deposition Author(s): Wang, W.W., Liu, X.P.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.19 Å
• R-Value Free: 0.250 
• R-Value Work: 0.195 
• R-Value Observed: 0.197 

Literature

The structure of archaeal nuclease RecJ2 from Methanocaldococcus jannaschii

Wang, W.W., Yi, G.S., Zhou, H., Zhao, Y.X., Wang, Q.S., He, J.H., Yu, F., Xiao, X., Liu, X.P.

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 Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 97.81 kDa 
• Atom Count: 7,056 
• Modelled Residue Count: 860 
• Deposited Residue Count: 864 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
nuclease RecJ2	A, B	432	Methanocaldococcus jannaschii DSM 2661	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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.19 Å
• R-Value Free: 0.250 
• R-Value Work: 0.195 
• R-Value Observed: 0.197 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.522	α = 90
b = 177.818	β = 90
c = 66.297	γ = 90

Software Package:

Software Name	Purpose
Aimless	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-07-19 
Deposition Author(s): Wang, W.W., Liu, X.P.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32170097
National Natural Science Foundation of China (NSFC)	China	U1832161
National Natural Science Foundation of China (NSFC)	China	41921006

Revision History  

• Version 1.0: 2023-07-19
  Type: Initial release