7XE8

Crystal structure of imine reductase from Streptomyces albidoflavus

• PDB DOI: https://doi.org/10.2210/pdb7XE8/pdb

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


• Deposited: 2022-03-30 Released: 2022-10-12 
• Deposition Author(s): Zhang, J., Chen, R.C., Gao, S.S.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 0.202 
• R-Value Work: 0.172 
• R-Value Observed: 0.173 

Literature

Actinomycetes-derived imine reductases with a preference towards bulky amine substrates

Zhang, J., Li, X., Chen, R., Tan, X., Liu, X., Ma, Y., Zhu, F., An, C., Wei, G., Yao, Y., Yang, L., Zhang, P., Wu, Q., Sun, Z., Wang, B.G., Gao, S.S., Cui, C.

(2022) Commun Chem 5: 123

• DOI: https://doi.org/10.1038/s42004-022-00743-y

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 97.29 kDa 
• Atom Count: 7,014 
• Modelled Residue Count: 865 
• Deposited Residue Count: 957 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
6-phosphogluconate dehydrogenase NAD-binding	A [auth C], B [auth A], C [auth B]	319	Streptomyces albidoflavus	Mutation(s): 0  Gene Names: SSHG_01979, XNRR2_3955

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 0.202 
• R-Value Work: 0.172 
• R-Value Observed: 0.173 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 110.487	α = 90
b = 65.819	β = 103.772
c = 126.874	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-10-12 
Deposition Author(s): Zhang, J., Chen, R.C., Gao, S.S.

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Funding Organization	Location	Grant Number
Other government	China	grant nos. 31872614 and 31600270

Revision History  

• Version 1.0: 2022-10-12
  Type: Initial release
  
• Version 1.1: 2022-10-19
  Changes: Database references
• Version 1.2: 2023-11-29
  Changes: Data collection, Refinement description