6ORU

Crystal structure of Bira from S. aureus in complex with a acylsulfamide analogue of biotinyl-5'-AMP

• PDB DOI: https://doi.org/10.2210/pdb6ORU/pdb

• Classification: LIGASE/INHIBITOR
• Organism(s): Staphylococcus aureus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2019-05-01 Released: 2020-07-01 
• Deposition Author(s): Wilce, M.C.J., Cini, D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.39 Å
• R-Value Free: 0.227 
• R-Value Work: 0.187 
• R-Value Observed: 0.189 

Literature

Enhancing the stability of the sulfonamide linker of BPL inhibitors

Lee, K.J., Abell, A.D.

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: SAXS

Macromolecule Content

• Total Structure Weight: 38.53 kDa 
• Atom Count: 2,662 
• Modelled Residue Count: 322 
• Deposited Residue Count: 329 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bifunctional ligase/repressor BirA	A	329	Staphylococcus aureus	Mutation(s): 0  Gene Names: birA, M1K003_0300 EC: 6.3.4.15
UniProt
Find proteins for A0A3A5LBF0 (Staphylococcus aureus) Explore A0A3A5LBF0  Go to UniProtKB:  A0A3A5LBF0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
N3G (Subject of Investigation/LOI)	B [auth A]	N-{[4-(6-amino-9H-purin-9-yl)butyl]sulfamoyl}-5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanamide C19 H29 N9 O4 S2 WPCYKZJXLXIRGW-YDHLFZDLSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.39 Å
• R-Value Free: 0.227 
• R-Value Work: 0.187 
• R-Value Observed: 0.189 
• Space Group: P 4₂ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.54	α = 90
b = 92.54	β = 90
c = 128.98	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-07-01 
Deposition Author(s): Wilce, M.C.J., Cini, D.

Revision History  

• Version 1.0: 2020-07-01
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Data collection, Database references, Refinement description