6K8E | pdb_00006k8e

Global regulatory element SarX

• PDB DOI: https://doi.org/10.2210/pdb6K8E/pdb

• Classification: TRANSCRIPTION
• Organism(s): Staphylococcus aureus subsp. aureus NCTC 8325
• Expression System: Escherichia coli K-12
• Mutation(s): No 


• Deposited: 2019-06-11 Released: 2020-06-17 
• Deposition Author(s): Wang, Q.
• Funding Organization(s): National Natural Science Foundation of China

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.266 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.217 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.219 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of SarX from Staphylococcus aureus

Wang, Q.

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: cross-linking

Macromolecule Content 

• Total Structure Weight: 30.61 kDa 
• Atom Count: 1,944 
• Modeled Residue Count: 226 
• Deposited Residue Count: 256 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HTH-type transcriptional regulator SarX	A, B [auth D]	128	Staphylococcus aureus subsp. aureus NCTC 8325	Mutation(s): 0  Gene Names: sarX, SAOUHSC_00674
UniProt
Find proteins for Q2G0D1 (Staphylococcus aureus (strain NCTC 8325 / PS 47)) Explore Q2G0D1  Go to UniProtKB:  Q2G0D1

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.266 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.217 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.219 (Depositor) 

Space Group: P 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.405	α = 90
b = 33.405	β = 90
c = 231.006	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
DENZO	data reduction
HKL-2000	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-06-17 
Deposition Author(s): Wang, Q.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China	China	31130018
National Natural Science Foundation of China	China	31370732
National Natural Science Foundation of China	China	31270014
National Natural Science Foundation of China	China	U1432107

Revision History  

• Version 1.0: 2020-06-17
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description