7QTG

Crystal Structure of the Fe(II)/alpha-ketoglutarate dependent dioxygenase PlaO1

• PDB DOI: https://doi.org/10.2210/pdb7QTG/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): Streptomyces sp. Tu6071
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-01-14 Released: 2023-01-18 
• Deposition Author(s): Lukat, P., Daum, M., Bechthold, A., Einsle, O.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.69 Å
• R-Value Free: 0.287 
• R-Value Work: 0.240 
• R-Value Observed: 0.242 

Literature

Structural investigations on the Fe(II)/alpha-ketoglutarate dependent dioxygense PlaO1 from Streptomyces sp. Tu6071

Lukat, P.

(2011) Thesis 

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 68 kDa 
• Atom Count: 4,125 
• Modelled Residue Count: 508 
• Deposited Residue Count: 594 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PlaO1	A, B	297	Streptomyces sp. Tu6071	Mutation(s): 0  Gene Names: plaO1, STTU_1451
UniProt
Find proteins for Q2I752 (Streptomyces sp. Tu6071) Explore Q2I752  Go to UniProtKB:  Q2I752

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], E [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
FE2	D [auth A], F [auth B]	FE (II) ION Fe CWYNVVGOOAEACU-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.69 Å
• R-Value Free: 0.287 
• R-Value Work: 0.240 
• R-Value Observed: 0.242 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 117.923	α = 90
b = 108.229	β = 90
c = 65.373	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
autoPROC	data reduction
Aimless	data scaling
MOLREP	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-01-18 
Deposition Author(s): Lukat, P., Daum, M., Bechthold, A., Einsle, O.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2023-01-18
  Type: Initial release
  
• Version 1.1: 2023-08-16
  Changes: Data collection, Database references
• Version 1.2: 2024-01-31
  Changes: Refinement description