5FFZ

S. aureus MepR bound to ethidium bromide

• PDB DOI: https://doi.org/10.2210/pdb5FFZ/pdb

• Classification: TRANSCRIPTION
• Organism(s): Staphylococcus aureus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2015-12-19 Released: 2016-12-21 
• Deposition Author(s): Birukou, I., Newman, C.E., Brennan, R.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.58 Å
• R-Value Free: 0.270 
• R-Value Work: 0.245 
• R-Value Observed: 0.248 

Literature

S. aureus MepR bound to ethidium bromide

Birukou, I., Newman, C.E., Brennan, R.G.

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)

Macromolecule Content

• Total Structure Weight: 16.62 kDa 
• Atom Count: 1,051 
• Modelled Residue Count: 140 
• Deposited Residue Count: 140 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MarR family regulatory protein	A	140	Staphylococcus aureus	Mutation(s): 0  Gene Names: mepR
UniProt
Find proteins for Q5Y812 (Staphylococcus aureus) Explore Q5Y812  Go to UniProtKB:  Q5Y812

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ET	B [auth A]	ETHIDIUM C21 H20 N3 QTANTQQOYSUMLC-UHFFFAOYSA-O
K	C [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.58 Å
• R-Value Free: 0.270 
• R-Value Work: 0.245 
• R-Value Observed: 0.248 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 119.061	α = 90
b = 119.061	β = 90
c = 56.279	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-12-21 
Deposition Author(s): Birukou, I., Newman, C.E., Brennan, R.G.

Revision History  

• Version 1.0: 2016-12-21
  Type: Initial release
  
• Version 1.1: 2023-09-27
  Changes: Data collection, Database references, Refinement description