2FRE

The crystal structure of the oxidoreductase containing FMN

• PDB DOI: https://doi.org/10.2210/pdb2FRE/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Agrobacterium fabrum str. C58
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2006-01-19 Released: 2006-03-07 
• Deposition Author(s): Zhang, R., Xu, X., Zheng, H., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.212 (Depositor), 0.194 (DCC) 
• R-Value Work: 
  0.183 (Depositor), 0.192 (DCC) 
• R-Value Observed: 
  0.184 (Depositor) 

Literature

The crystal structure of the oxidoreductase containing FMN from Agrobacterium tumefaciens

Zhang, R., Xu, X., Zheng, H., Savchenko, A., Edwards, A., Joachimiak, A.

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: 46.14 kDa 
• Atom Count: 3,614 
• Modelled Residue Count: 398 
• Deposited Residue Count: 400 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NAD(P)H-flavin oxidoreductase	A, B	200	Agrobacterium fabrum str. C58	Mutation(s): 5
UniProt
Find proteins for A9CKT4 (Agrobacterium fabrum (strain C58 / ATCC 33970)) Explore A9CKT4  Go to UniProtKB:  A9CKT4

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FMN	C [auth A], D [auth B]	FLAVIN MONONUCLEOTIDE C17 H21 N4 O9 P FVTCRASFADXXNN-SCRDCRAPSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.212 (Depositor), 0.194 (DCC) 
• R-Value Work:  0.183 (Depositor), 0.192 (DCC) 
• R-Value Observed: 0.184 (Depositor) 

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.337	α = 90
b = 77.337	β = 90
c = 151.324	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-03-07 
Deposition Author(s): Zhang, R., Xu, X., Zheng, H., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-03-07
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2024-11-13
  Changes: Data collection, Database references, Derived calculations, Structure summary