4DY4

High resolution structure of E.coli WrbA with FMN

• PDB DOI: https://doi.org/10.2210/pdb4DY4/pdb

• Classification: TRANSCRIPTION
• Organism(s): Escherichia coli APEC O1
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2012-02-28 Released: 2013-03-06 
• Deposition Author(s): Kishko, I., Brynda, J., Kuta Smatanova, I., Ettrich, R., Carey, J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.20 Å
• R-Value Free: 0.171 
• R-Value Work: 0.149 
• R-Value Observed: 0.150 

Literature

High resolution structure of E.coli WrbA with FMN

Kishko, I., Brynda, J., Kuta Smatanova, I., Ettrich, R., Carey, J.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 42.69 kDa 
• Atom Count: 3,180 
• Modelled Residue Count: 375 
• Deposited Residue Count: 394 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flavoprotein wrbA	A, B [auth C]	197	Escherichia coli APEC O1	Mutation(s): 0  Gene Names: wrbA, Ecok1_09050, APECO1_95
UniProt
Find proteins for E2QJP6 (Escherichia coli) Explore E2QJP6  Go to UniProtKB:  E2QJP6

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FMN	C [auth A], F [auth C]	FLAVIN MONONUCLEOTIDE C17 H21 N4 O9 P FVTCRASFADXXNN-SCRDCRAPSA-N
PEG	D [auth A], E [auth A], G [auth C]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.20 Å
• R-Value Free: 0.171 
• R-Value Work: 0.149 
• R-Value Observed: 0.150 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.15	α = 90
b = 61.15	β = 90
c = 169.59	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-03-06 
Deposition Author(s): Kishko, I., Brynda, J., Kuta Smatanova, I., Ettrich, R., Carey, J.

Revision History  

• Version 1.0: 2013-03-06
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations