8KCN | pdb_00008kcn

X-ray structure of 3-alpha-(Or 20-beta)-hydroxysteroid dehydrogenase mutant

• PDB DOI: https://doi.org/10.2210/pdb8KCN/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Lactobacillaceae
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2023-08-08 Released: 2024-07-24 
• Deposition Author(s): Song, S.K., Ma, Q.Q., Lv, D.Q., Cheng, C.Y., Su, Z.D.
• Funding Organization(s): Not funded

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.31 Å
• R-Value Free: 
  0.173 (Depositor), 0.170 (DCC) 
• R-Value Work: 
  0.162 (Depositor), 0.160 (DCC) 
• R-Value Observed: 
  0.163 (Depositor) 

Starting Model: in silico

Literature

X-ray structure of 3-alpha-(Or 20-beta)-hydroxysteroid dehydrogenase mutant

Song, S.K., Ma, Q.Q., Lv, D.Q., Cheng, X.Y., Su, Z.D.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 26.68 kDa 
• Atom Count: 2,036 
• Modeled Residue Count: 250 
• Deposited Residue Count: 251 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NADP-dependent (R)-specific alcohol dehydrogenase	A	251	Lactobacillaceae	Mutation(s): 0  Gene Names: adh EC: 1.1.1
UniProt
Find proteins for Q6WVP7 (Lentilactobacillus kefiri) Explore Q6WVP7  Go to UniProtKB:  Q6WVP7

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.31 Å
• R-Value Free:  0.173 (Depositor), 0.170 (DCC) 
• R-Value Work:  0.162 (Depositor), 0.160 (DCC) 
• R-Value Observed: 0.163 (Depositor) 

Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.527	α = 90
b = 79.617	β = 90
c = 114.488	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-24 
Deposition Author(s): Song, S.K., Ma, Q.Q., Lv, D.Q., Cheng, C.Y., Su, Z.D.

---

Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-07-24
  Type: Initial release