8OV9 | pdb_00008ov9

Crystal structure of Ene-reductase 1 from black poplar mushroom

• PDB DOI: https://doi.org/10.2210/pdb8OV9/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Cyclocybe aegerita
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-04-25 Released: 2024-05-08 
• Deposition Author(s): Korf, L., Essen, L.-O., Karrer, D., Ruehl, M.
• Funding Organization(s): German Research Foundation (DFG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.41 Å
• R-Value Free: 
  0.153 (Depositor), 0.152 (DCC) 
• R-Value Work: 
  0.124 (Depositor), 0.124 (DCC) 
• R-Value Observed: 
  0.126 (Depositor) 

Starting Model: experimental

Literature

Shifting the Substrate Scope of an Ene/Yne-Reductase by Loop Engineering

Karrer, D., Wedler, E., Mewe, C., Gand, M., Vogt, M., Korf, L., Essen, L.O., Ruhl, M.

(2025) ChemCatChem 17

• DOI: https://doi.org/10.1002/cctc.202402037

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: gel filtration

Macromolecule Content 

• Total Structure Weight: 38.64 kDa 
• Atom Count: 3,379 
• Modeled Residue Count: 342 
• Deposited Residue Count: 350 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ene-reductase 1	A	350	Cyclocybe aegerita	Mutation(s): 0  Gene Names: ENR1
UniProt
Find proteins for A0A8S0W5G6 (Cyclocybe aegerita) Explore A0A8S0W5G6  Go to UniProtKB:  A0A8S0W5G6

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	B [auth A], C [auth A], D [auth A], E [auth A], F [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.41 Å
• R-Value Free:  0.153 (Depositor), 0.152 (DCC) 
• R-Value Work:  0.124 (Depositor), 0.124 (DCC) 
• R-Value Observed: 0.126 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.31	α = 90
b = 59.308	β = 90
c = 208.365	γ = 90

Software Package:

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

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2024-05-08 
Deposition Author(s): Korf, L., Essen, L.-O., Karrer, D., Ruehl, M.

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Funding Organization	Location	Grant Number
German Research Foundation (DFG)	Germany	SFB987

Revision History  

• Version 1.0: 2024-05-08
  Type: Initial release
  
• Version 1.1: 2025-11-26
  Changes: Database references, Structure summary