7QW8 | pdb_00007qw8

Adenine-specific DNA methyltransferase M.BseCI

• PDB DOI: https://doi.org/10.2210/pdb7QW8/pdb

• Classification: TRANSFERASE
• Organism(s): Geobacillus stearothermophilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-01-24 Released: 2023-01-25 
• Deposition Author(s): Mitsikas, D.A., Kouyianou, K., Kotsifaki, D., Providaki, M., Bouriotis, V., Glykos, N.M., Kokkinidis, M.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 
  0.207 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.170 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.171 (Depositor) 

Starting Model: experimental

Literature

Structure of M.BseCI DNA methyltransferase from Geobacillus stearothermophilus.

Mitsikas, D.A., Kouyianou, K., Kotsifaki, D., Providaki, M., Bouriotis, V., Glykos, N.M., Kokkinidis, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 135.52 kDa 
• Atom Count: 8,670 
• Modeled Residue Count: 1,061 
• Deposited Residue Count: 1,170 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Modification methylase BseCI	A, B	585	Geobacillus stearothermophilus	Mutation(s): 0  Gene Names: bseCIM EC: 2.1.1.72
UniProt
Find proteins for P43423 (Geobacillus stearothermophilus) Explore P43423  Go to UniProtKB:  P43423

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free:  0.207 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.170 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.171 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 53.7	α = 90
b = 85.7	β = 95.1
c = 151.8	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PHASER	phasing
Aimless	data scaling
iMOSFLM	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-01-25 
Deposition Author(s): Mitsikas, D.A., Kouyianou, K., Kotsifaki, D., Providaki, M., Bouriotis, V., Glykos, N.M., Kokkinidis, M.

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Funding Organization	Location	Grant Number
Not funded	Greece	--

Revision History  

• Version 1.0: 2023-01-25
  Type: Initial release
  
• Version 1.1: 2024-02-07
  Changes: Data collection, Refinement description