7E28 | pdb_00007e28

Crystal structure of SDR family NAD(P)-dependent oxidoreductase from Exiguobacterium

• PDB DOI: https://doi.org/10.2210/pdb7E28/pdb

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


• Deposited: 2021-02-05 Released: 2021-09-29 
• Deposition Author(s): Chen, L., Tang, J., Yuan, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free: 
  0.264 (Depositor), 0.241 (DCC) 
• R-Value Work: 
  0.231 (Depositor) 
• R-Value Observed: 
  0.233 (Depositor) 

Starting Model: experimental

Literature

Structure-guided evolution of a ketoreductase forefficient and stereoselective bioreduction of bulkyalpha-aminobeta-keto esters

Tang, J., Chen, L., Zhang, L., Ni, G., Yu, J., Wang, H., Zhang, F., Yuan, S., Feng, M., Che, S.

(2021) Catal Sci Technol 

• DOI: https://doi.org/10.1039/d1cy01032h

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: 56.36 kDa 
• Atom Count: 3,575 
• Modeled Residue Count: 450 
• Deposited Residue Count: 510 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Oxidoreductase	A, B	255	Exiguobacterium acetylicum	Mutation(s): 0  Gene Names: ker
UniProt
Find proteins for Q6BDS0 (Exiguobacterium acetylicum) Explore Q6BDS0  Go to UniProtKB:  Q6BDS0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free:  0.264 (Depositor), 0.241 (DCC) 
• R-Value Work:  0.231 (Depositor) 
• R-Value Observed: 0.233 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.988	α = 90
b = 134.969	β = 90
c = 81.453	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
xia2	data reduction
xia2	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-09-29 
Deposition Author(s): Chen, L., Tang, J., Yuan, S.

Revision History  

• Version 1.0: 2021-09-29
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description