2EHG | pdb_00002ehg

Crystal structure of hyperthermophilic archaeal RNase HI

• PDB DOI: https://doi.org/10.2210/pdb2EHG/pdb

• Classification: HYDROLASE
• Organism(s): Sulfurisphaera tokodaii str. 7
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-03-06 Released: 2007-09-11 
• Deposition Author(s): You, D.J., Chon, H., Koga, Y., Takano, K., Kanaya, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.218 (Depositor) 
• R-Value Work: 
  0.194 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.194 (Depositor) 

Literature

Crystal Structure of Type 1 RNase H from a Hyperthermophilic Archaeon with Double-stranded RNA-dependent RNase Activity

You, D.J., Chon, H., Koga, Y., Takano, K., Kanaya, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 16.84 kDa 
• Atom Count: 1,319 
• Modeled Residue Count: 149 
• Deposited Residue Count: 149 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ribonuclease HI	A	149	Sulfurisphaera tokodaii str. 7	Mutation(s): 0  EC: 3.1.26.4
UniProt
Find proteins for F9VN79 (Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)) Explore F9VN79  Go to UniProtKB:  F9VN79

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.218 (Depositor) 
• R-Value Work:  0.194 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.194 (Depositor) 

Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.206	α = 90
b = 39.206	β = 90
c = 91.147	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-09-11 
Deposition Author(s): You, D.J., Chon, H., Koga, Y., Takano, K., Kanaya, S.

Revision History  

• Version 1.0: 2007-09-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2024-10-16
  Changes: Data collection, Database references, Structure summary